NGC 6811

Offener Sternhaufen; {{#if:NGC 6811\|NGC 6811\|NGC 6811}}
	{{#ifexist:Media:NGC 6811.png\|Datei:NGC 6811.png\|NGC 6811.png}}
	Vorlage:Sternkarte
	Vorlage:AladinLite }}
Position; Äquinoktium: J2000.0
Rektaszension	Vorlage:RektaszensionEasy <ref name="NED">NED</ref>
Deklination	Vorlage:DeklinationEasy <ref name="NED">NED</ref>
Erscheinungsbild
Klassifikation	IV3p <ref name="SEDS" />
Helligkeit (visuell)	6,8 mag <ref name="SEDS">SEDS: NGC 6811</ref>
Helligkeit (B-Band)	mag
Winkelausdehnung	15,0' <ref name="SEDS" />
Anzahl Sterne
Hellster Stern	mag
Veränderliche Sterne
Rötung (Farbexzess E(B-V))
Physikalische Daten
Zugehörigkeit
Rotverschiebung
Radialgeschwindigkeit	km/s
Entfernung <ref>Webda</ref>	{{#if:ca. 4000\|ca. 4000 Lj{{#if:1215\|; (1215 pc)}}\|1215 pc}}
Absolute Helligkeit	mag
Masse	M☉
Durchmesser	Lj
Alter	Jahre
Metallizität [Fe/H]
{{#if:6811\|Geschichte\|Geschichte}}
Entdeckt von	John Herschel
Entdeckungszeit	29. August 1829Vorlage:Infobox Astronomie/Entdeckungskategorie
Katalogbezeichnungen
	{{#if:\| M {{{MES}}} •}}{{#if:6811\| NGC 6811 •}}{{#if:\| IC {{{IC}}} •}}{{#if:\| C {{{C}}} •}}{{#if:\| 2MASS {{{2MASS}}} •}}{{#if:185\| OCl 185 •}}{{#if:222\| Mel 222 •}}{{#if:402\| Cr 402 •}}{{#if:\| Dun {{{Dun}}} •}}{{#if:\| Lund {{{Lund}}} •}}{{#if:\| ESO {{{ESO}}} •}}{{#if:\| IRAS {{{IRAS}}} •}}{{#if:4505\| GC 4505 •}}{{#if:\| H {{{H}}} •}}{{#if:2044\| h 2044 •}}{{#if:\| }}

<templatestyles src="Infobox Offener Sternhaufen/styles.css" /><{{#ifeq:|/|span|div id="coordinates"}} class="coordinates" {{#ifexpr: {{#if:19/38/17.9|1|0}} and {{#if:+/46/23/20|1|0}} and {{#if:{{#if:NGC 6811|NGC 6811|NGC 6811}}|1|0}}

    |>[https://geohack.toolforge.org/skyhack.php?ra={{#expr:+{{#ifeq:/19/38/17.9

|{{#titleparts:/19/38/17.9|1|{{#expr:1+1}}}} | |{{#titleparts:/19/38/17.9|1|{{#expr:1+1}}}} }}+{{#ifeq:/19/38/17.9 |{{#titleparts:/19/38/17.9|1|{{#expr:1+2}}}} | |{{#titleparts:/19/38/17.9|1|{{#expr:1+2}}}} }}/60+{{#ifeq:/19/38/17.9/00 |{{#titleparts:/19/38/17.9/00|1|{{#expr:1+3}}}} | |{{#titleparts:/19/38/17.9/00|1|{{#expr:1+3}}}} }}/3600}}&de={{#ifeq:{{#ifeq:/+/46/23/20 |{{#titleparts:/+/46/23/20|1|{{#expr:1+1}}}} | |{{#titleparts:/+/46/23/20|1|{{#expr:1+1}}}} }} | -

        |{{#expr:-1*({{#ifeq:/+/46/23/20

|{{#titleparts:/+/46/23/20|1|{{#expr:1+2}}}} | |{{#titleparts:/+/46/23/20|1|{{#expr:1+2}}}} }}+{{#ifeq:/+/46/23/20 |{{#titleparts:/+/46/23/20|1|{{#expr:1+3}}}} | |{{#titleparts:/+/46/23/20|1|{{#expr:1+3}}}} }}/60+{{#ifeq:/+/46/23/20/00 |{{#titleparts:/+/46/23/20/00|1|{{#expr:1+4}}}} | |{{#titleparts:/+/46/23/20/00|1|{{#expr:1+4}}}} }}/3600)}}|{{#expr: +{{#ifeq:/+/46/23/20 |{{#titleparts:/+/46/23/20|1|{{#expr:1+2}}}} | |{{#titleparts:/+/46/23/20|1|{{#expr:1+2}}}} }}+{{#ifeq:/+/46/23/20 |{{#titleparts:/+/46/23/20|1|{{#expr:1+3}}}} | |{{#titleparts:/+/46/23/20|1|{{#expr:1+3}}}} }}/60+{{#ifeq:/+/46/23/20/00 |{{#titleparts:/+/46/23/20/00|1|{{#expr:1+4}}}} | |{{#titleparts:/+/46/23/20/00|1|{{#expr:1+4}}}} }}/3600 }}}}&size={{#expr:{{#if:{{#if:||5.0}}|{{#if:||5.0}}|0.1}}/60}}&name=%7B%7B%23if%3ANGC+6811%7CNGC+6811%7CNGC+6811%7D%7D{{#if:{{#if:|{{{Objekt}}}|{{#if:NGC 6811|NGC 6811|NGC 6811}}}}|&object=%5B%5B%3AVorlage%3AStr%20replace%5D%5D}}{{#if: |&viz1=%5B%5B%3AVorlage%3AStr%20replace%5D%5D}}{{#if: |&viz2=%5B%5B%3AVorlage%3AStr%20replace%5D%5D}}{{#if: |&viz3=%5B%5B%3AVorlage%3AStr%20replace%5D%5D}}{{#if: |&viz4=%5B%5B%3AVorlage%3AStr%20replace%5D%5D}}{{#if: |&viz5=%5B%5B%3AVorlage%3AStr%20replace%5D%5D}}&_globe:= Datenbanklinks zu {{#if:{{#if:NGC 6811|NGC 6811|NGC 6811}}|{{#if:NGC 6811|NGC 6811|NGC 6811}}|NGC 6811}}]|style="background:#FFC;">{{CoordinateSkyNO{{#if:|x}}}}}}</{{#ifeq:|/|span|div}}>

{{#if:{{#invoke:Expr|TemplateBooland}}|

{{#if:||{{#if:6811|}}{{#if:|}}{{#if:|}}}}

NGC 6811 ist ein offener Sternhaufen im Sternbild Schwan. NGC 6811 hat einen Durchmesser von 15 Bogenminuten und eine scheinbare Helligkeit von 6,8 mag. Er ist rund 4000 Lichtjahre entfernt und durchmisst etwa 15 Lichtjahre. Sein Alter wird auf 700 Millionen Jahre geschätzt.<ref>Klaus-Peter Schröder: NGC 6811: warum kein Messierobjekt? In: Sterne und Weltraum, Juli 2011, S. 68</ref>

Das Objekt wurde am 29. August 1829 von John Herschel entdeckt.<ref>Seligman</ref>

Weblinks

Zwei Transitplaneten in einem Sternhaufen. astronews.com, 27. Juni 2013

Einzelnachweise

{{safesubst:#ifeq:0|10| {{#switch: NGC 6811 |Navigationsleiste|NaviBlock|0=|#default= Vorlage:Templatetransclusioncheck Vorlage:Dokumentation/ruler }}}}Vorlage:Klappleiste/Anfang {{#if:

|

Gesamtliste
{{#ifeq: 6811||Diese Vorlage benötigt die Nummer im NGC-Katalog als Parameter|}}

{{#ifexpr: (6811-24)>0 | [[NGC {{#expr:6811-24}}]] | | [[NGC {{#expr:6811+7816}}]] | }} {{#ifexpr: (6811-23)>0 | [[NGC {{#expr:6811-23}}]] | | [[NGC {{#expr:6811+7817}}]] | }} {{#ifexpr: (6811-22)>0 | [[NGC {{#expr:6811-22}}]] | | [[NGC {{#expr:6811+7818}}]] | }} {{#ifexpr: (6811-21)>0 | [[NGC {{#expr:6811-21}}]] | | [[NGC {{#expr:6811+7819}}]] | }} {{#ifexpr: (6811-20)>0 | [[NGC {{#expr:6811-20}}]] | | [[NGC {{#expr:6811+7820}}]] | }} {{#ifexpr: (6811-19)>0 | [[NGC {{#expr:6811-19}}]] | | [[NGC {{#expr:6811+7821}}]] | }} {{#ifexpr: (6811-18)>0 | [[NGC {{#expr:6811-18}}]] | | [[NGC {{#expr:6811+7822}}]] | }} {{#ifexpr: (6811-17)>0 | [[NGC {{#expr:6811-17}}]] | | [[NGC {{#expr:6811+7823}}]] | }} {{#ifexpr: (6811-16)>0 | [[NGC {{#expr:6811-16}}]] | | [[NGC {{#expr:6811+7824}}]] | }} {{#ifexpr: (6811-15)>0 | [[NGC {{#expr:6811-15}}]] | | [[NGC {{#expr:6811+7825}}]] | }} {{#ifexpr: (6811-14)>0 | [[NGC {{#expr:6811-14}}]] | | [[NGC {{#expr:6811+7826}}]] | }} {{#ifexpr: (6811-13)>0 | [[NGC {{#expr:6811-13}}]] | | [[NGC {{#expr:6811+7827}}]] | }} {{#ifexpr: (6811-12)>0 | [[NGC {{#expr:6811-12}}]] | | [[NGC {{#expr:6811+7828}}]] | }} {{#ifexpr: (6811-11)>0 | [[NGC {{#expr:6811-11}}]] | | [[NGC {{#expr:6811+7829}}]] | }} {{#ifexpr: (6811-10)>0 | [[NGC {{#expr:6811-10}}]] | | [[NGC {{#expr:6811+7830}}]] | }} {{#ifexpr: (6811-9)>0 | [[NGC {{#expr:6811-9}}]] | | [[NGC {{#expr:6811+7831}}]] | }} {{#ifexpr: (6811-8)>0 | [[NGC {{#expr:6811-8}}]] | | [[NGC {{#expr:6811+7832}}]] | }} {{#ifexpr: (6811-7)>0 | [[NGC {{#expr:6811-7}}]] | | [[NGC {{#expr:6811+7833}}]] | }} {{#ifexpr: (6811-6)>0 | [[NGC {{#expr:6811-6}}]] | | [[NGC {{#expr:6811+7834}}]] | }} {{#ifexpr: (6811-5)>0 | [[NGC {{#expr:6811-5}}]] | | [[NGC {{#expr:6811+7835}}]] | }} {{#ifexpr: (6811-4)>0 | [[NGC {{#expr:6811-4}}]] | | [[NGC {{#expr:6811+7836}}]] | }} {{#ifexpr: (6811-3)>0 | [[NGC {{#expr:6811-3}}]] | | [[NGC {{#expr:6811+7837}}]] | }} {{#ifexpr: (6811-2)>0 | [[NGC {{#expr:6811-2}}]] | | [[NGC {{#expr:6811+7838}}]] | }} {{#ifexpr: (6811-1)>0 | [[NGC {{#expr:6811-1}}]] | | [[NGC {{#expr:6811+7839}}]] | }} NGC 6811 | {{#ifexpr: (6811+1)<7841 | [[NGC {{#expr:6811+1}}]] | | [[NGC {{#expr:6811-7839}}]] | }} {{#ifexpr: (6811+2)<7841 | [[NGC {{#expr:6811+2}}]] | | [[NGC {{#expr:6811-7838}}]] | }} {{#ifexpr: (6811+3)<7841 | [[NGC {{#expr:6811+3}}]] | | [[NGC {{#expr:6811-7837}}]] | }} {{#ifexpr: (6811+4)<7841 | [[NGC {{#expr:6811+4}}]] | | [[NGC {{#expr:6811-7836}}]] | }} {{#ifexpr: (6811+5)<7841 | [[NGC {{#expr:6811+5}}]] | | [[NGC {{#expr:6811-7835}}]] | }} {{#ifexpr: (6811+6)<7841 | [[NGC {{#expr:6811+6}}]] | | [[NGC {{#expr:6811-7834}}]] | }} {{#ifexpr: (6811+7)<7841 | [[NGC {{#expr:6811+7}}]] | | [[NGC {{#expr:6811-7833}}]] | }} {{#ifexpr: (6811+8)<7841 | [[NGC {{#expr:6811+8}}]] | | [[NGC {{#expr:6811-7832}}]] | }} {{#ifexpr: (6811+9)<7841 | [[NGC {{#expr:6811+9}}]] | | [[NGC {{#expr:6811-7831}}]] | }} {{#ifexpr: (6811+10)<7841 | [[NGC {{#expr:6811+10}}]] | | [[NGC {{#expr:6811-7830}}]] | }} {{#ifexpr: (6811+11)<7841 | [[NGC {{#expr:6811+11}}]] | | [[NGC {{#expr:6811-7829}}]] | }} {{#ifexpr: (6811+12)<7841 | [[NGC {{#expr:6811+12}}]] | | [[NGC {{#expr:6811-7828}}]] | }} {{#ifexpr: (6811+13)<7841 | [[NGC {{#expr:6811+13}}]] | | [[NGC {{#expr:6811-7827}}]] | }} {{#ifexpr: (6811+14)<7841 | [[NGC {{#expr:6811+14}}]] | | [[NGC {{#expr:6811-7826}}]] | }} {{#ifexpr: (6811+15)<7841 | [[NGC {{#expr:6811+15}}]] | | [[NGC {{#expr:6811-7825}}]] | }} {{#ifexpr: (6811+16)<7841 | [[NGC {{#expr:6811+16}}]] | | [[NGC {{#expr:6811-7824}}]] | }} {{#ifexpr: (6811+17)<7841 | [[NGC {{#expr:6811+17}}]] | | [[NGC {{#expr:6811-7823}}]] | }} {{#ifexpr: (6811+18)<7841 | [[NGC {{#expr:6811+18}}]] | | [[NGC {{#expr:6811-7822}}]] | }} {{#ifexpr: (6811+19)<7841 | [[NGC {{#expr:6811+19}}]] | | [[NGC {{#expr:6811-7821}}]] | }} {{#ifexpr: (6811+20)<7841 | [[NGC {{#expr:6811+20}}]] | | [[NGC {{#expr:6811-7820}}]] | }} {{#ifexpr: (6811+21)<7841 | [[NGC {{#expr:6811+21}}]] | | [[NGC {{#expr:6811-7819}}]] | }} {{#ifexpr: (6811+22)<7841 | [[NGC {{#expr:6811+22}}]] | | [[NGC {{#expr:6811-7818}}]] | }} {{#ifexpr: (6811+23)<7841 | [[NGC {{#expr:6811+23}}]] | | [[NGC {{#expr:6811-7817}}]] | }} {{#ifexpr: (6811+24)<7841 | [[NGC {{#expr:6811+24}}]] | | [[NGC {{#expr:6811-7816}}]] | }} {{#ifexpr: (6811+25)<7841 | [[NGC {{#expr:6811+25}}]] | [[NGC {{#expr:6811-7815}}]] }}

Gesamtliste
{{#ifeq: 6811||Diese Vorlage benötigt die Nummer im NGC-Katalog als Parameter|}}

{{#ifexpr: (6811-24)>0 | [[NGC {{#expr:6811-24}}]] | | [[NGC {{#expr:6811+7816}}]] | }} {{#ifexpr: (6811-23)>0 | [[NGC {{#expr:6811-23}}]] | | [[NGC {{#expr:6811+7817}}]] | }} {{#ifexpr: (6811-22)>0 | [[NGC {{#expr:6811-22}}]] | | [[NGC {{#expr:6811+7818}}]] | }} {{#ifexpr: (6811-21)>0 | [[NGC {{#expr:6811-21}}]] | | [[NGC {{#expr:6811+7819}}]] | }} {{#ifexpr: (6811-20)>0 | [[NGC {{#expr:6811-20}}]] | | [[NGC {{#expr:6811+7820}}]] | }} {{#ifexpr: (6811-19)>0 | [[NGC {{#expr:6811-19}}]] | | [[NGC {{#expr:6811+7821}}]] | }} {{#ifexpr: (6811-18)>0 | [[NGC {{#expr:6811-18}}]] | | [[NGC {{#expr:6811+7822}}]] | }} {{#ifexpr: (6811-17)>0 | [[NGC {{#expr:6811-17}}]] | | [[NGC {{#expr:6811+7823}}]] | }} {{#ifexpr: (6811-16)>0 | [[NGC {{#expr:6811-16}}]] | | [[NGC {{#expr:6811+7824}}]] | }} {{#ifexpr: (6811-15)>0 | [[NGC {{#expr:6811-15}}]] | | [[NGC {{#expr:6811+7825}}]] | }} {{#ifexpr: (6811-14)>0 | [[NGC {{#expr:6811-14}}]] | | [[NGC {{#expr:6811+7826}}]] | }} {{#ifexpr: (6811-13)>0 | [[NGC {{#expr:6811-13}}]] | | [[NGC {{#expr:6811+7827}}]] | }} {{#ifexpr: (6811-12)>0 | [[NGC {{#expr:6811-12}}]] | | [[NGC {{#expr:6811+7828}}]] | }} {{#ifexpr: (6811-11)>0 | [[NGC {{#expr:6811-11}}]] | | [[NGC {{#expr:6811+7829}}]] | }} {{#ifexpr: (6811-10)>0 | [[NGC {{#expr:6811-10}}]] | | [[NGC {{#expr:6811+7830}}]] | }} {{#ifexpr: (6811-9)>0 | [[NGC {{#expr:6811-9}}]] | | [[NGC {{#expr:6811+7831}}]] | }} {{#ifexpr: (6811-8)>0 | [[NGC {{#expr:6811-8}}]] | | [[NGC {{#expr:6811+7832}}]] | }} {{#ifexpr: (6811-7)>0 | [[NGC {{#expr:6811-7}}]] | | [[NGC {{#expr:6811+7833}}]] | }} {{#ifexpr: (6811-6)>0 | [[NGC {{#expr:6811-6}}]] | | [[NGC {{#expr:6811+7834}}]] | }} {{#ifexpr: (6811-5)>0 | [[NGC {{#expr:6811-5}}]] | | [[NGC {{#expr:6811+7835}}]] | }} {{#ifexpr: (6811-4)>0 | [[NGC {{#expr:6811-4}}]] | | [[NGC {{#expr:6811+7836}}]] | }} {{#ifexpr: (6811-3)>0 | [[NGC {{#expr:6811-3}}]] | | [[NGC {{#expr:6811+7837}}]] | }} {{#ifexpr: (6811-2)>0 | [[NGC {{#expr:6811-2}}]] | | [[NGC {{#expr:6811+7838}}]] | }} {{#ifexpr: (6811-1)>0 | [[NGC {{#expr:6811-1}}]] | | [[NGC {{#expr:6811+7839}}]] | }} NGC 6811 | {{#ifexpr: (6811+1)<7841 | [[NGC {{#expr:6811+1}}]] | | [[NGC {{#expr:6811-7839}}]] | }} {{#ifexpr: (6811+2)<7841 | [[NGC {{#expr:6811+2}}]] | | [[NGC {{#expr:6811-7838}}]] | }} {{#ifexpr: (6811+3)<7841 | [[NGC {{#expr:6811+3}}]] | | [[NGC {{#expr:6811-7837}}]] | }} {{#ifexpr: (6811+4)<7841 | [[NGC {{#expr:6811+4}}]] | | [[NGC {{#expr:6811-7836}}]] | }} {{#ifexpr: (6811+5)<7841 | [[NGC {{#expr:6811+5}}]] | | [[NGC {{#expr:6811-7835}}]] | }} {{#ifexpr: (6811+6)<7841 | [[NGC {{#expr:6811+6}}]] | | [[NGC {{#expr:6811-7834}}]] | }} {{#ifexpr: (6811+7)<7841 | [[NGC {{#expr:6811+7}}]] | | [[NGC {{#expr:6811-7833}}]] | }} {{#ifexpr: (6811+8)<7841 | [[NGC {{#expr:6811+8}}]] | | [[NGC {{#expr:6811-7832}}]] | }} {{#ifexpr: (6811+9)<7841 | [[NGC {{#expr:6811+9}}]] | | [[NGC {{#expr:6811-7831}}]] | }} {{#ifexpr: (6811+10)<7841 | [[NGC {{#expr:6811+10}}]] | | [[NGC {{#expr:6811-7830}}]] | }} {{#ifexpr: (6811+11)<7841 | [[NGC {{#expr:6811+11}}]] | | [[NGC {{#expr:6811-7829}}]] | }} {{#ifexpr: (6811+12)<7841 | [[NGC {{#expr:6811+12}}]] | | [[NGC {{#expr:6811-7828}}]] | }} {{#ifexpr: (6811+13)<7841 | [[NGC {{#expr:6811+13}}]] | | [[NGC {{#expr:6811-7827}}]] | }} {{#ifexpr: (6811+14)<7841 | [[NGC {{#expr:6811+14}}]] | | [[NGC {{#expr:6811-7826}}]] | }} {{#ifexpr: (6811+15)<7841 | [[NGC {{#expr:6811+15}}]] | | [[NGC {{#expr:6811-7825}}]] | }} {{#ifexpr: (6811+16)<7841 | [[NGC {{#expr:6811+16}}]] | | [[NGC {{#expr:6811-7824}}]] | }} {{#ifexpr: (6811+17)<7841 | [[NGC {{#expr:6811+17}}]] | | [[NGC {{#expr:6811-7823}}]] | }} {{#ifexpr: (6811+18)<7841 | [[NGC {{#expr:6811+18}}]] | | [[NGC {{#expr:6811-7822}}]] | }} {{#ifexpr: (6811+19)<7841 | [[NGC {{#expr:6811+19}}]] | | [[NGC {{#expr:6811-7821}}]] | }} {{#ifexpr: (6811+20)<7841 | [[NGC {{#expr:6811+20}}]] | | [[NGC {{#expr:6811-7820}}]] | }} {{#ifexpr: (6811+21)<7841 | [[NGC {{#expr:6811+21}}]] | | [[NGC {{#expr:6811-7819}}]] | }} {{#ifexpr: (6811+22)<7841 | [[NGC {{#expr:6811+22}}]] | | [[NGC {{#expr:6811-7818}}]] | }} {{#ifexpr: (6811+23)<7841 | [[NGC {{#expr:6811+23}}]] | | [[NGC {{#expr:6811-7817}}]] | }} {{#ifexpr: (6811+24)<7841 | [[NGC {{#expr:6811+24}}]] | | [[NGC {{#expr:6811-7816}}]] | }} {{#ifexpr: (6811+25)<7841 | [[NGC {{#expr:6811+25}}]] | [[NGC {{#expr:6811-7815}}]] }} }} Vorlage:Klappleiste/Ende {{#if:|}}

Offener Sternhaufen {{#if:NGC 6811\|NGC 6811\|NGC 6811}}
{{#ifexist:Media:NGC 6811.png\|Datei:NGC 6811.png\|NGC 6811.png}}

Vorlage:Sternkarte
Vorlage:AladinLite }}
Sternbild	{{#switch:cyg	and = Andromeda	ant = Luftpumpe	aps = Paradiesvogel	aql = Adler	aqr = Wassermann	ara = Altar	ari = Widder	aur = Fuhrmann	boo = Bärenhüter	cae = Grabstichel	cam = Giraffe	cap = Steinbock	car = Kiel des Schiffs	cas = Kassiopeia	cen = Zentaur	cep = Kepheus	cet = Walfisch	cha = Chamäleon	cir = Zirkel	cma = Großer Hund	cmi = Kleiner Hund	cnc = Krebs	col = Taube	com = Haar der Berenike	cra = Südliche Krone	crb = Nördliche Krone	crt = Becher	cru = Kreuz des Südens	crv = Rabe	cvn = Jagdhunde	cyg = Schwan	del = Delphin	dor = Schwertfisch	dra = Drache	equ = Füllen	eri = Eridanus	for = Chemischer Ofen	gem = Zwillinge	gru = Kranich	her = Herkules	hor = Pendeluhr	hya = Wasserschlange	hyi = Kleine Wasserschlange	ind = Indus	lac = Eidechse	leo = Löwe	lep = Hase	lib = Waage	lmi = Kleiner Löwe	lup = Wolf	lyn = Luchs	lyr = Leier	men = Tafelberg	mic = Mikroskop	mon = Einhorn	mus = Fliege	nor = Winkelmaß	oct = Oktant	oph = Schlangenträger	ori = Orion	pav = Pfau	peg = Pegasus	per = Perseus	phe = Phönix	pic = Maler	psa = Südlicher Fisch	psc = Fische	pup = Achterdeck des Schiffs	pyx = Schiffskompass	ret = Netz	scl = Bildhauer	sco = Skorpion	sct = Schild	ser = Schlange	sex = Sextant	sge = Pfeil	sgr = Schütze	tau = Stier	tel = Teleskop	tra = Südliches Dreieck	tri = Dreieck	tuc = Tukan	uma = Großer Bär	umi = Kleiner Bär	vel = Segel des Schiffs	vir = Jungfrau	vol = Fliegender Fisch	vul = Fuchs	#default = Kürzel fehlt oder falsch! }}{{#if:\|\|{{#switch:cyg	and = [[Kategorie:Andromeda (Sternbild){{#if:	{{{2}}}}}]]	ant = [[Kategorie:Luftpumpe (Sternbild){{#if:	{{{2}}}}}]]	aps = [[Kategorie:Paradiesvogel (Sternbild){{#if:	{{{2}}}}}]]	aql = [[Kategorie:Adler (Sternbild){{#if:	{{{2}}}}}]]	aqr = [[Kategorie:Wassermann (Sternbild){{#if:	{{{2}}}}}]]	ara = [[Kategorie:Altar (Sternbild){{#if:	{{{2}}}}}]]	ari = [[Kategorie:Widder (Sternbild){{#if:	{{{2}}}}}]]	aur = [[Kategorie:Fuhrmann (Sternbild){{#if:	{{{2}}}}}]]	boo = [[Kategorie:Bärenhüter{{#if:	{{{2}}}}}]]	cae = [[Kategorie:Grabstichel (Sternbild){{#if:	{{{2}}}}}]]	cam = [[Kategorie:Giraffe (Sternbild){{#if:	{{{2}}}}}]]	cap = [[Kategorie:Steinbock (Sternbild){{#if:	{{{2}}}}}]]	car = [[Kategorie:Kiel des Schiffs{{#if:	{{{2}}}}}]]	cas = [[Kategorie:Kassiopeia (Sternbild){{#if:	{{{2}}}}}]]	cen = [[Kategorie:Zentaur (Sternbild){{#if:	{{{2}}}}}]]	cep = [[Kategorie:Kepheus (Sternbild){{#if:	{{{2}}}}}]]	cet = [[Kategorie:Walfisch (Sternbild){{#if:	{{{2}}}}}]]	cha = [[Kategorie:Chamäleon (Sternbild){{#if:	{{{2}}}}}]]	cir = [[Kategorie:Zirkel (Sternbild){{#if:	{{{2}}}}}]]	cma = [[Kategorie:Großer Hund{{#if:	{{{2}}}}}]]	cmi = [[Kategorie:Kleiner Hund{{#if:	{{{2}}}}}]]	cnc = [[Kategorie:Krebs (Sternbild){{#if:	{{{2}}}}}]]	col = [[Kategorie:Taube (Sternbild){{#if:	{{{2}}}}}]]	com = [[Kategorie:Haar der Berenike{{#if:	{{{2}}}}}]]	cra = [[Kategorie:Südliche Krone{{#if:	{{{2}}}}}]]	crb = [[Kategorie:Nördliche Krone{{#if:	{{{2}}}}}]]	crt = [[Kategorie:Becher (Sternbild){{#if:	{{{2}}}}}]]	cru = [[Kategorie:Kreuz des Südens{{#if:	{{{2}}}}}]]	crv = [[Kategorie:Rabe (Sternbild){{#if:	{{{2}}}}}]]	cvn = [[Kategorie:Jagdhunde (Sternbild){{#if:	{{{2}}}}}]]	cyg = [[Kategorie:Schwan (Sternbild){{#if:	{{{2}}}}}]]	del = [[Kategorie:Delphin (Sternbild){{#if:	{{{2}}}}}]]	dor = [[Kategorie:Schwertfisch (Sternbild){{#if:	{{{2}}}}}]]	dra = [[Kategorie:Drache (Sternbild){{#if:	{{{2}}}}}]]	equ = [[Kategorie:Füllen (Sternbild){{#if:	{{{2}}}}}]]	eri = [[Kategorie:Eridanus (Sternbild){{#if:	{{{2}}}}}]]	for = [[Kategorie:Chemischer Ofen{{#if:	{{{2}}}}}]]	gem = [[Kategorie:Zwillinge (Sternbild){{#if:	{{{2}}}}}]]	gru = [[Kategorie:Kranich (Sternbild){{#if:	{{{2}}}}}]]	her = [[Kategorie:Herkules (Sternbild){{#if:	{{{2}}}}}]]	hor = [[Kategorie:Pendeluhr (Sternbild){{#if:	{{{2}}}}}]]	hya = [[Kategorie:Wasserschlange (Sternbild){{#if:	{{{2}}}}}]]	hyi = [[Kategorie:Kleine Wasserschlange{{#if:	{{{2}}}}}]]	ind = [[Kategorie:Indianer (Sternbild){{#if:	{{{2}}}}}]]	lac = [[Kategorie:Eidechse (Sternbild){{#if:	{{{2}}}}}]]	leo = [[Kategorie:Löwe (Sternbild){{#if:	{{{2}}}}}]]	lep = [[Kategorie:Hase (Sternbild){{#if:	{{{2}}}}}]]	lib = [[Kategorie:Waage (Sternbild){{#if:	{{{2}}}}}]]	lmi = [[Kategorie:Kleiner Löwe{{#if:	{{{2}}}}}]]	lup = [[Kategorie:Wolf (Sternbild){{#if:	{{{2}}}}}]]	lyn = [[Kategorie:Luchs (Sternbild){{#if:	{{{2}}}}}]]	lyr = [[Kategorie:Leier (Sternbild){{#if:	{{{2}}}}}]]	men = [[Kategorie:Tafelberg (Sternbild){{#if:	{{{2}}}}}]]	mic = [[Kategorie:Mikroskop (Sternbild){{#if:	{{{2}}}}}]]	mon = [[Kategorie:Einhorn (Sternbild){{#if:	{{{2}}}}}]]	mus = [[Kategorie:Fliege (Sternbild){{#if:	{{{2}}}}}]]	nor = [[Kategorie:Winkelmaß (Sternbild){{#if:	{{{2}}}}}]]	oct = [[Kategorie:Oktant (Sternbild){{#if:	{{{2}}}}}]]	oph = [[Kategorie:Schlangenträger{{#if:	{{{2}}}}}]]	ori = [[Kategorie:Orion (Sternbild){{#if:	{{{2}}}}}]]	pav = [[Kategorie:Pfau (Sternbild){{#if:	{{{2}}}}}]]	peg = [[Kategorie:Pegasus (Sternbild){{#if:	{{{2}}}}}]]	per = [[Kategorie:Perseus (Sternbild){{#if:	{{{2}}}}}]]	phe = [[Kategorie:Phönix (Sternbild){{#if:	{{{2}}}}}]]	pic = [[Kategorie:Maler (Sternbild){{#if:	{{{2}}}}}]]	psa = [[Kategorie:Südlicher Fisch{{#if:	{{{2}}}}}]]	psc = [[Kategorie:Fische (Sternbild){{#if:	{{{2}}}}}]]	pup = [[Kategorie:Achterdeck des Schiffs{{#if:	{{{2}}}}}]]	pyx = [[Kategorie:Schiffskompass (Sternbild){{#if:	{{{2}}}}}]]	ret = [[Kategorie:Netz (Sternbild){{#if:	{{{2}}}}}]]	scl = [[Kategorie:Bildhauer (Sternbild){{#if:	{{{2}}}}}]]	sco = [[Kategorie:Skorpion (Sternbild){{#if:	{{{2}}}}}]]	sct = [[Kategorie:Schild (Sternbild){{#if:	{{{2}}}}}]]	ser = [[Kategorie:Schlange (Sternbild){{#if:	{{{2}}}}}]]	sex = [[Kategorie:Sextant (Sternbild){{#if:	{{{2}}}}}]]	sge = [[Kategorie:Pfeil (Sternbild){{#if:	{{{2}}}}}]]	sgr = [[Kategorie:Schütze (Sternbild){{#if:	{{{2}}}}}]]	tau = [[Kategorie:Stier (Sternbild){{#if:	{{{2}}}}}]]	tel = [[Kategorie:Teleskop (Sternbild){{#if:	{{{2}}}}}]]	tra = [[Kategorie:Südliches Dreieck{{#if:	{{{2}}}}}]]	tri = [[Kategorie:Dreieck (Sternbild){{#if:	{{{2}}}}}]]	tuc = [[Kategorie:Tukan (Sternbild){{#if:	{{{2}}}}}]]	uma = [[Kategorie:Großer Bär{{#if:	{{{2}}}}}]]	umi = [[Kategorie:Kleiner Bär{{#if:	{{{2}}}}}]]	vel = [[Kategorie:Segel des Schiffs{{#if:	{{{2}}}}}]]	vir = [[Kategorie:Jungfrau (Sternbild){{#if:	{{{2}}}}}]]	vol = [[Kategorie:Fliegender Fisch (Sternbild){{#if:	{{{2}}}}}]]	vul = [[Kategorie:Fuchs (Sternbild){{#if:	{{{2}}}}}]]	nav =	#default = {{#if:	}} }}}}
Position Äquinoktium: J2000.0
Rektaszension	Vorlage:RektaszensionEasy <ref name="NED">NED</ref>
Deklination	Vorlage:DeklinationEasy <ref name="NED">NED</ref>
Erscheinungsbild
Klassifikation	IV3p <ref name="SEDS" />
Helligkeit (visuell)	6,8 mag <ref name="SEDS">SEDS: NGC 6811</ref>
Helligkeit (B-Band)	mag
Winkelausdehnung	15,0' <ref name="SEDS" />
Anzahl Sterne
Hellster Stern	mag
Veränderliche Sterne
Rötung (Farbexzess E(B-V))
Physikalische Daten
Zugehörigkeit
Rotverschiebung
Radialgeschwindigkeit	km/s
Entfernung <ref>Webda</ref>	{{#if:ca. 4000\|ca. 4000 Lj{{#if:1215\| (1215 pc)}}\|1215 pc}}
Absolute Helligkeit	mag
Masse	M_☉
Durchmesser	Lj
Alter	Jahre
Metallizität [Fe/H]
{{#if:6811\|Geschichte\|Geschichte}}
Entdeckt von	John Herschel
Entdeckungszeit	29. August 1829Vorlage:Infobox Astronomie/Entdeckungskategorie
Katalogbezeichnungen
{{#if:\| M {{{MES}}} •}}{{#if:6811\| NGC 6811 •}}{{#if:\| IC {{{IC}}} •}}{{#if:\| C {{{C}}} •}}{{#if:\| 2MASS {{{2MASS}}} •}}{{#if:185\| OCl 185 •}}{{#if:222\| Mel 222 •}}{{#if:402\| Cr 402 •}}{{#if:\| Dun {{{Dun}}} •}}{{#if:\| Lund {{{Lund}}} •}}{{#if:\| ESO {{{ESO}}} •}}{{#if:\| IRAS {{{IRAS}}} •}}{{#if:4505\| GC 4505 •}}{{#if:\| H {{{H}}} •}}{{#if:2044\| h 2044 •}}{{#if:\| }}