Pi⁴ Orionis

{{#if:\|{{{Typ}}}\|Doppelstern}}; {{#if:π4 Orionis\|π4 Orionis\|Pi4 Orionis}}
	{{#ifexist:Media:\|[[Datei:\|310px\|zentriert\|alt=\|]]\|}}
	Vorlage:Sternkarte
	{{{Kartentext}}}
Beobachtungsdaten; Äquinoktium: J2000.0, Epoche: J2000.0
	Vorlage:AladinLite
Rektaszension	{{#if:04/51/12.4\|Vorlage:RektaszensionEasy \| }}<ref name="hip1">Hipparcos-Katalog (ESA 1997)</ref>
Deklination	{{#if:+/05/36/18\|Vorlage:DeklinationEasy \| }}<ref name="hip1">Hipparcos-Katalog (ESA 1997)</ref>
Scheinbare Helligkeit <ref name="hip1" />	3,68 mag
Bekannte Exoplaneten	{{{Planeten}}}
	Position des Begleiters {{#if:\| ()}}
Winkelabstand	{{{Winkelabstand}}}
Positionswinkel	{{{Positionswinkel}}}
Astrometrie
Radialgeschwindigkeit	(+23 ± 4) km/s<ref name="Pulkovo">Pulkovo radial velocities for 35493 HIP stars</ref>
Parallaxe	(4,03 ± 0,38) mas
Entfernung	{{#if:(809 ± 76)\|(809 ± 76) Lj{{#if:(248 ± 23)\|; ((248 ± 23) pc)}}\|(248 ± 23) pc}}
Absolute visuelle Helligkeit Mvis	mag
Absolute bolometrische Helligkeit Mbol	{{{Absolut-bol}}} mag
	Veralteter Parameter "Absolut" !
Eigenbewegung
Rektaszensionsanteil:	(−2,21 ± 0,22) mas/a
Deklinationsanteil:	(+0,85 ± 0,12) mas/a
Orbit
Periode	9,52 d
Große Halbachse
Exzentrizität	0,033 ± 0,023
Periastron
Apastron
Bahnneigung
Argument des Knotens
Epoche des Periastrons	ca. JD 2418276
Argument der Periapsis	165° ± 40°
Einzeldaten
Namen	{{#if:\|{{{Name1}}}\|A}}; {{#if:\|{{{Name2}}}\|B}}
	Beobachtungsdaten }}
{{{Name2}}}\|B}}	}}
{{{Name2}}}\|B}}	}}
{{{Name2}}}\|B}}	{{#if:\| mag}} }}
	Spektrum und Indices }}
{{{Name1}}}\|A}}	{{{Spektralklasse1}}}

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(G-Band) | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | {{#if:| mag}} |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | {{#if:| mag}} }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | rel. Helligkeit
(J-Band) | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | {{#if:| mag}} |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | {{#if:| mag}} }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | Absolute vis.
Helligkeit M_vis | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | {{#if:| mag}} |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | {{#if:| mag}} }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | Absolute bol.
Helligkeit M_bol | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | {{#if:| mag}} |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | {{#if:| mag}} }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | Masse | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | {{#if:| M_☉}} |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | {{#if:| M_☉}} }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | Radius | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | {{#if:| R_☉}} |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | {{#if:| R_☉}} }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | Leuchtkraft | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | {{#if:| L_☉}} |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | {{#if:| L_☉}} }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | Effektive Temperatur | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | {{#if:| K}} |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | {{#if:| K}} }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | Metallizität [Fe/H] | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | Rotationsdauer | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | {{#if:| d}} |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | {{#if:| d}} }} |- {{#if:| | Alter | colspan="2" style="white-space:nowrap;" | }} |- {{#if:| | rowspan=2 style="vertical-align:middle" | Alter | {{#if:|{{{Name1}}}|A}} | style="white-space:nowrap;" | a |- | {{#if:|{{{Name2}}}|B}} | style="white-space:nowrap;" | a }} |- {{#if: π⁴ Orionis3 Orionis+5° 7451552308362254911214292-2345-1FK5 179 | ! colspan="3" class="ibheader" | Andere Bezeichnungen und Katalogeinträge |-

| colspan="3" style="padding:0;" |

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Katalog	{{#if:\|{{{Name1}}}\|A}}	{{#if:\|{{{Name2}}}\|B}}
Bayer-Bezeichnung	π⁴ Orionis
Flamsteed-Bezeichnung	3 Orionis
Bonner Durchmusterung	BD +5° 745
Córdoba-Durchmusterung	CD {{{CD}}}
Gliese-Katalog	GJ {{{GJ}}} {{#ifeq:{{#iferror:{{#expr: 1 * {{{GJ}}}}}\|???\|[1]}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * {{{GJ}}}}}\|???\|[2]}}}}
Bright-Star-Katalog	HR 1552 {{#ifeq:{{#iferror:{{#expr: 1 * 1552}}\|???\|{{#ifexpr:1552 <> (floor 1552) or 1552 < 1 or 1552 > 9110 \|???\|[3]}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * 1552}}\|???\|{{#ifexpr:1552 <> (floor 1552) or 1552 < 1 or 1552 > 9110 \|???\|[4]}}}}}}
Henry-Draper-Katalog	HD 30836 {{#ifeq:{{#iferror:{{#expr: 1 * 30836}}\|???\|{{#ifexpr:30836 <> (floor 30836) or 30836 < 1 or 30836 > 359083\|???\|{{#ifexpr: 30836 >= 1 and 30836 <= 272150\|[5]\|[6]}}}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * 30836}}\|???\|{{#ifexpr:30836 <> (floor 30836) or 30836 < 1 or 30836 > 359083\|???\|{{#ifexpr: 30836 >= 1 and 30836 <= 272150\|[7]\|[8]}}}}}}}}
SAO-Katalog	SAO 112142 {{#ifeq:{{#iferror:{{#expr: 1 * 112142}}\|???\|{{#ifexpr:112142 <> (floor 112142) or 112142 < 1 or 112142 > 258997 \|???\|[9]}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * 112142}}\|???\|{{#ifexpr:112142 <> (floor 112142) or 112142 < 1 or 112142 > 258997 \|???\|[10]}}}}}}
Tycho-Katalog	TYC {{#iferror:{{#expr: {{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} }}{{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} }}{{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} }}}}\|{{#if:\|\|}}92-2345-1\|{{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} }}-{{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} }}-{{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} }}[https://cdsarc.u-strasbg.fr/viz-bin/VizieR-5?-source=I/259&-out.all&-out.max=100&TYC1={{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} }}&TYC2={{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} }}&TYC3={{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} }}]}}
Hipparcos-Katalog	HIP 22549 {{#ifeq:{{#iferror:{{#expr: 1 * 22549}}\|???\|{{#ifexpr:22549 <> (floor 22549) or 22549 < 1 or 22549 > 258997 \|???\|[11]}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * 22549}}\|???\|{{#ifexpr:22549 <> (floor 22549) or 22549 < 1 or 22549 > 258997 \|???\|[12]}}}}}}
New General Catalogue	NGC
Bonner Durchmusterung	BD	BD
Córdoba-Durchmusterung	CD	CD
Gliese-Katalog	GJ {{#ifeq:{{#iferror:{{#expr: 1 * {{{GJ1}}}}}\|???\|[13]}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * {{{GJ1}}}}}\|???\|[14]}}}}	GJ {{#ifeq:{{#iferror:{{#expr: 1 * {{{GJ2}}}}}\|???\|[15]}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * {{{GJ2}}}}}\|???\|[16]}}}}
Bright-Star-Katalog	HR {{#ifeq:{{#iferror:{{#expr: 1 * {{{HR1}}}}}\|???\|{{#ifexpr:{{{HR1}}} <> (floor {{{HR1}}}) or {{{HR1}}} < 1 or {{{HR1}}} > 9110 \|???\|[17]}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * {{{HR1}}}}}\|???\|{{#ifexpr:{{{HR1}}} <> (floor {{{HR1}}}) or {{{HR1}}} < 1 or {{{HR1}}} > 9110 \|???\|[18]}}}}}}	HR {{#ifeq:{{#iferror:{{#expr: 1 * {{{HR2}}}}}\|???\|{{#ifexpr:{{{HR2}}} <> (floor {{{HR2}}}) or {{{HR2}}} < 1 or {{{HR2}}} > 9110 \|???\|[19]}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * {{{HR2}}}}}\|???\|{{#ifexpr:{{{HR2}}} <> (floor {{{HR2}}}) or {{{HR2}}} < 1 or {{{HR2}}} > 9110 \|???\|[20]}}}}}}
Henry-Draper-Katalog	HD {{#ifeq:{{#iferror:{{#expr: 1 * {{{HD1}}}}}\|???\|{{#ifexpr:{{{HD1}}} <> (floor {{{HD1}}}) or {{{HD1}}} < 1 or {{{HD1}}} > 359083\|???\|{{#ifexpr: {{{HD1}}} >= 1 and {{{HD1}}} <= 272150\|[21]\|[22]}}}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * {{{HD1}}}}}\|???\|{{#ifexpr:{{{HD1}}} <> (floor {{{HD1}}}) or {{{HD1}}} < 1 or {{{HD1}}} > 359083\|???\|{{#ifexpr: {{{HD1}}} >= 1 and {{{HD1}}} <= 272150\|[23]\|[24]}}}}}}}}	HD {{#ifeq:{{#iferror:{{#expr: 1 * {{{HD2}}}}}\|???\|{{#ifexpr:{{{HD2}}} <> (floor {{{HD2}}}) or {{{HD2}}} < 1 or {{{HD2}}} > 359083\|???\|{{#ifexpr: {{{HD2}}} >= 1 and {{{HD2}}} <= 272150\|[25]\|[26]}}}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * {{{HD2}}}}}\|???\|{{#ifexpr:{{{HD2}}} <> (floor {{{HD2}}}) or {{{HD2}}} < 1 or {{{HD2}}} > 359083\|???\|{{#ifexpr: {{{HD2}}} >= 1 and {{{HD2}}} <= 272150\|[27]\|[28]}}}}}}}}
SAO-Katalog	SAO {{#ifeq:{{#iferror:{{#expr: 1 * {{{SAO1}}}}}\|???\|{{#ifexpr:{{{SAO1}}} <> (floor {{{SAO1}}}) or {{{SAO1}}} < 1 or {{{SAO1}}} > 258997 \|???\|[29]}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * {{{SAO1}}}}}\|???\|{{#ifexpr:{{{SAO1}}} <> (floor {{{SAO1}}}) or {{{SAO1}}} < 1 or {{{SAO1}}} > 258997 \|???\|[30]}}}}}}	SAO {{#ifeq:{{#iferror:{{#expr: 1 * {{{SAO2}}}}}\|???\|{{#ifexpr:{{{SAO2}}} <> (floor {{{SAO2}}}) or {{{SAO2}}} < 1 or {{{SAO2}}} > 258997 \|???\|[31]}}}}\|???\|{{#if:\|\|}}\|{{#iferror:{{#expr: 1 * {{{SAO2}}}}}\|???\|{{#ifexpr:{{{SAO2}}} <> (floor {{{SAO2}}}) or {{{SAO2}}} < 1 or {{{SAO2}}} > 258997 \|???\|[32]}}}}}}
Tycho-Katalog	TYC Vorlage:Str replace[https://cdsarc.u-strasbg.fr/viz-bin/VizieR-5?-source=I/259&-out.all&-out.max=100&TYC1={{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} }}&TYC2={{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} }}&TYC3={{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} }}]	TYC Vorlage:Str replace[https://cdsarc.u-strasbg.fr/viz-bin/VizieR-5?-source=I/259&-out.all&-out.max=100&TYC1={{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+1}}}} }}&TYC2={{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+2}}}} }}&TYC3={{#ifeq:/Vorlage:Str replace \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} \| \|{{#titleparts:/Vorlage:Str replace\|1\|{{#expr:1+3}}}} }}]
Hipparcos-Katalog	HIP	HIP
WDS-Katalog	WDS
Weitere Bezeichnungen:	FK5 179

}}

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π⁴ Orionis (Pi⁴ Orionis / π⁴ Ori, auch 3 Orionis) ist ein spektroskopischer Doppelstern im Sternbild Orion. Er ist rund 800 Lichtjahre von der Erde entfernt. Die Umlaufperiode des Systems beträgt 9,5 Tage.

Weblinks

SIMBAD

Einzelnachweise