(53319) 1999 JM8
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{{#switch: 1990 HD1| Asteroid {{#if: (53319) 1999 JM8 |(53319) 1999 JM8|{{#invoke:WLink|getArticleBase}} }} | |||||||||||||||||||||||||||||||||||||||||||
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| {{#ifexist: Media:(53319) 1999 JM8 | [[Datei:(53319) 1999 JM8|310px|alt=|]] | (53319) 1999 JM8 }} | |||||||||||||||||||||||||||||||||||||||||||
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| Eigenschaften des Orbits {{#if:53319|Vorlage:Infobox Asteroid/Database}}{{#if:2459396.5| Epoche: {{#if: {{#titleparts:2459396.5|1|2}}|{{#invoke:DateTime|format|{{#titleparts:2459396.5|1|1}}-{{#titleparts:2459396.5|1|2}}-{{#titleparts:2459396.5|1|3}}|T._Monat JJJJ}} (JD {{#iferror:{{#expr:1*{{#if:{{#titleparts:2459396.5|1|1}}|{{#expr:(((({{#titleparts:2459396.5|1|1}})*12+({{#titleparts:2459396.5|1|2}})+57608.5 round 0)/12-1.5 round 0)*1461/4-0.5 round 0)-(((({{#titleparts:2459396.5|1|1}})*12+({{#titleparts:2459396.5|1|2}})+57608.5 round 0)/12-1.5 round 0)/100-0.5 round 0)+(((({{#titleparts:2459396.5|1|1}})*12+({{#titleparts:2459396.5|1|2}})+57608.5 round 0)/12-1.5 round 0)/400-0.5 round 0)+(((({{#titleparts:2459396.5|1|2}})+57608.5 round 0)mod 12+4)*153/5-0.5 round 0)+({{#titleparts:2459396.5|1|3}})+(0)/24+(0)/1440+(0)/86400-32167.5}}|Parameter 1=kein Jahr angegeben!}}}}|{{#if:{{#titleparts:2459396.5|1|1}}|{{#expr:(((({{#titleparts:2459396.5|1|1}})*12+({{#titleparts:2459396.5|1|2}})+57608.5 round 0)/12-1.5 round 0)*1461/4-0.5 round 0)-(((({{#titleparts:2459396.5|1|1}})*12+({{#titleparts:2459396.5|1|2}})+57608.5 round 0)/12-1.5 round 0)/100-0.5 round 0)+(((({{#titleparts:2459396.5|1|1}})*12+({{#titleparts:2459396.5|1|2}})+57608.5 round 0)/12-1.5 round 0)/400-0.5 round 0)+(((({{#titleparts:2459396.5|1|2}})+57608.5 round 0)mod 12+4)*153/5-0.5 round 0)+({{#titleparts:2459396.5|1|3}})+(0)/24+(0)/1440+(0)/86400-32167.5}}|Parameter 1=kein Jahr angegeben!}}|{{#if:{{#titleparts:2.459.396,5|1|1}}|{{#expr:(((({{#titleparts:2.459.396,5|1|1}})*12+({{#titleparts:2.459.396,5|1|2}})+57.608,5 round 0)/12−1,5 round 0)*1.461/4−0,5 round 0)-(((({{#titleparts:2.459.396,5|1|1}})*12+({{#titleparts:2.459.396,5|1|2}})+57.608,5 round 0)/12−1,5 round 0)/100−0,5 round 0)+(((({{#titleparts:2.459.396,5|1|1}})*12+({{#titleparts:2.459.396,5|1|2}})+57.608,5 round 0)/12−1,5 round 0)/400−0,5 round 0)+(((({{#titleparts:2.459.396,5|1|2}})+57.608,5 round 0)mod 12+4)*153/5−0,5 round 0)+({{#titleparts:2.459.396,5|1|3}})+(0)/24+(0)/1.440+(0)/86.400−32.167,5}}|Parameter 1=kein Jahr angegeben!}}}})
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Vorlage:JD (JD {{#iferror:{{#expr:1*2459396.5}}|2459396.5|2.459.396,5}}) }} }} | ||||||||||||||||||||||||||||||||||||||||||
| Orbittyp | {{#switch:erdnaher Asteroid, Apollo-Typ | ORB = Hauptgürtelasteroid | AMOR = Erdnaher Asteroid, Amor-Typ{{#ifeq: | }} | APOLLO = Erdnaher Asteroid, Apollo-Typ{{#ifeq: | }} | ATEN = Erdnaher Asteroid, Aten-Typ{{#ifeq: | }} | ATIRA = Erdnaher Asteroid, Atira-Typ{{#ifeq: | }} | IMB = Innerer Hauptgürtel{{#ifeq: | }} | MMB = Mittlerer Hauptgürtel{{#ifeq: | }} | OMB = Äußerer Hauptgürtel{{#ifeq: | }} | JTN4 = Jupiter-Trojaner (L4){{#ifeq: | }} | JTN5 = Jupiter-Trojaner (L5){{#ifeq: | }} | MCA = Marsbahnkreuzer{{#ifeq: | }} | MCG = Marsbahngrazer{{#ifeq: | }} | MTJ4 = Mars-Trojaner (L4){{#ifeq: | }} | MTJ5 = Mars-Trojaner (L5){{#ifeq: | }} | NTJ4 = Neptun-Trojaner (L4){{#ifeq: | }} | NTJ5 = Neptun-Trojaner (L5){{#ifeq: | }} | PLU = Plutino{{#ifeq: | }} | QB1 = Cubewano{{#ifeq: | }} | TNO = Transneptunisches Objekt{{#ifeq: | }} | ZEN = Zentaur{{#ifeq: | }} | SDO = SDO{{#ifeq: | }} | #default= erdnaher Asteroid, Apollo-Typ
}}{{#if:|{{{Orbittyp_ref}}}}} |
| Asteroidenfamilie | {{{Familie}}}|Vorlage:Infobox Asteroid/Familie }} | ||||||||||||||||||||||||||||||||||||||||||
| Große Halbachse | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | Z- = -abs trunc}}(Vorlage:Infobox Asteroid/GetNumber) = (Vorlage:Infobox Asteroid/GetNumber) {{#if: | round ({{{3}}}) }} | 1 }} }} | Vorlage:Str round|2,7244}} AE | ||||||||||||||||||||||||||||||||||||
| Exzentrizität | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | Z- = -abs trunc}}(Vorlage:Infobox Asteroid/GetNumber) = (Vorlage:Infobox Asteroid/GetNumber) {{#if: | round ({{{3}}}) }} | 1 }} }} |Vorlage:Str round|0,6417}} | ||||||||||||||||||||||||||||||||||||
| Perihel – Aphel | Vorlage:Str round AE – Vorlage:Str round AE | ||||||||||||||||||||||||||||||||||||||||||
| Perihel – Aphel | {{#iferror:{{#expr:1*0,9761}}|0,9761|0,9.761}} AE – {{#iferror:{{#expr:1*4,4728}}|4,4728|4,4.728}} AE | ||||||||||||||||||||||||||||||||||||||||||
| Neigung der Bahnebene | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | Z- = -abs trunc}}(Vorlage:Infobox Asteroid/GetNumber) = (Vorlage:Infobox Asteroid/GetNumber) {{#if: | round ({{{3}}}) }} | 1 }} }} |Vorlage:Str round | 13,8421 }}° | ||||||||||||||||||||||||||||||||||||
| Länge des aufsteigenden Knotens | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | round ({{{3}}}) }} | 1 }} }} | Vorlage:Str round | {{{Knoten}}} }}° | ||||||||||||||||||||||||||||||||||||
| Argument der Periapsis | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | round ({{{3}}}) }} | 1 }} }} |Vorlage:Str round | {{{Periwinkel}}} }}° | ||||||||||||||||||||||||||||||||||||
| Zeitpunkt des Periheldurchgangs | Vorlage:JD|{{#if:|Vorlage:Infobox Asteroid/GetDate}}
}} | ||||||||||||||||||||||||||||||||||||||||||
| Siderische Umlaufperiode | {{#invoke:Vorlage:Infobox Asteroid|OrbitPeriod|1={{{Periode}}}}} | ||||||||||||||||||||||||||||||||||||||||||
| Siderische Umlaufzeit | 4,50 a | ||||||||||||||||||||||||||||||||||||||||||
| Mittlere Orbitalgeschwindigkeit | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | round ({{{3}}}) }} | 1 }} }} | {{#iferror:{{#expr:1*16,01}}|16,01|16,01}} | 16,01 }} km/s | ||||||||||||||||||||||||||||||||||||
| Mittlere Orbitalgeschwindigkeit | Vorlage:Str round km/s | ||||||||||||||||||||||||||||||||||||||||||
| Physikalische Eigenschaften | |||||||||||||||||||||||||||||||||||||||||||
| Mittlerer Durchmesser | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | round ({{{3}}}) }} | 1 }} }} | 7 ± 1,4 km}} {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | round ({{{3}}}) }} | 1 }} }} | ± km|}} | |||||||||||||||||||||||||||||
| Abmessungen | {{{Abmessungen}}} | ||||||||||||||||||||||||||||||||||||||||||
| Masse | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | round ({{{3}}}) }} | 1 }} }} | | }} kg | ||||||||||||||||||||||||||||||||||||
| Albedo | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | round ({{{3}}}) }} | 1 }} }} | | }} | ||||||||||||||||||||||||||||||||||||
| Mittlere Dichte | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | round ({{{3}}}) }} | 1 }} }} | | }} g/cm³ | ||||||||||||||||||||||||||||||||||||
| Rotationsperiode | {{#invoke:Vorlage:Infobox Asteroid|Rotation|1=5 d, 16 h}} | ||||||||||||||||||||||||||||||||||||||||||
| Absolute Helligkeit | {{#if: {{#iferror:{{#ifexpr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | round ({{{3}}}) }} | 1 }} }} | Vorlage:Str round | 15,25 }} mag | ||||||||||||||||||||||||||||||||||||
| Spektralklasse | {{{Spektralklasse}}} | ||||||||||||||||||||||||||||||||||||||||||
| Spektralklasse (nach Tholen) |
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| Spektralklasse (nach SMASSII) |
X | ||||||||||||||||||||||||||||||||||||||||||
| Geschichte | |||||||||||||||||||||||||||||||||||||||||||
| Entdecker | LINEAR | ||||||||||||||||||||||||||||||||||||||||||
| Datum der Entdeckung | Vorlage:Infobox Asteroid/GetDateVorlage:Infobox Astronomie/Entdeckungskategorie | ||||||||||||||||||||||||||||||||||||||||||
| = | - = | – = | #default = | Andere Bezeichnung | 1990 HD1
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| Quelle: Wenn nicht einzeln anders angegeben, stammen die Daten vom Vorlage:Infobox Asteroid/Database. Die Zugehörigkeit zu einer Asteroidenfamilie wird automatisch aus der AstDyS-2 Datenbank ermittelt. Bitte auch den Hinweis zu Asteroidenartikeln beachten. | |||||||||||||||||||||||||||||||||||||||||||
{{#if:||Vorlage:Infobox Asteroid/Kategorien }}{{#if:{{#iferror:{{#ifexpr:{{#switch:
| R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc
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(53319) 1999 JM8 wurde am 13. Mai 1999 im Rahmen des LINEAR-Projektes mit einem Teleskop der US Air Force in New Mexico entdeckt und passierte vom 1. bis 9. August 1999 die Erde in einem Abstand von nur 8,5 Mio. km, was der 22-fachen Mondentfernung entspricht. Als sogenanntes Near Earth Object wird er von der NASA regelmäßig beobachtet. Es handelt sich um einen Asteroiden vom Apollo-Typ.
Siehe auch
Weblinks
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- Seiten mit nicht-numerischen formatnum-Argumenten
- Asteroid vom Amor-Typ
- Asteroid vom Apollo-Typ
- Asteroid vom Aten-Typ
- Asteroid vom Atira-Typ
- Asteroid des inneren Hauptgürtels
- Asteroid des mittleren Hauptgürtels
- Asteroid des äußeren Hauptgürtels
- Jupiter-Trojaner (L4)
- Jupiter-Trojaner (L5)
- Marsbahnkreuzer
- Trojaner (Astronomie)
- Neptun-Trojaner (L4)
- Neptun-Trojaner (L5)
- Plutino
- Kuipergürtelasteroid
- Transneptunisches Objekt
- Zentaurasteroid
- Scattered Disk Object
- Vorlage:Infobox Asteroid/Große Halbachse
- Vorlage:Infobox Asteroid/Exzentrizität
- Vorlage:Infobox Asteroid/Bahnneigung