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85124 (1978 VF8)
Classification: Main-belt Asteroid          SPK-ID: 2085124
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1547304396164847 4.7787e-08  
a 2.258695993968573 8.8576e-09 au
q 1.909206969861823 1.0779e-07 au
i 7.672126400693474 4.2493e-06 deg
node 61.58273522262144 3.4048e-05 deg
peri 307.2477608120868 3.6673e-05 deg
M 127.0738045645297 1.3806e-05 deg
tp 2458562.838210955731
(2019-Mar-20.33821096)
4.6535e-05 TDB
period 1239.895544135744
3.39
7.2935e-06
1.997e-08
d
yr
n .2903470390733069 1.7079e-09 deg/d
Q 2.608185018075323 1.0228e-08 au
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      15065 days (41.25 yr)  
   first obs. used      1978-11-05  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:26:52  

Additional Information
 Earth MOID = .920752 au 
 Jupiter MOID = 2.87105 au 
 T_jup = 3.594 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457063.5 (2015-Feb-10.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .155284748372426 4.8021e-08  
q 1.907818725291303 1.0842e-07 au
tp 2457321.347137481722
(2015-Oct-25.84713748)
4.3856e-05 TDB
node 61.62178355128297 3.408e-05 deg
peri 306.8508545956621 3.6654e-05 deg
i 7.66963471277993 4.2479e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      15065 days (41.25 yr)  
   first obs. used      1978-11-05  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:26:52  

Additional Information
 Jupiter MOID = 2.87105 au 
 T_jup = 3.594 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.306004675397308E-15 -5.194256346338542E-15 -4.46135026604411E-13 -1.522612984954484E-14 -1.708296938526301E-13 -7.473589697035678E-15
q -5.194256346338542E-15 1.175571103705913E-14 1.087374821622606E-12 3.566835491059965E-14 4.036905951057521E-13 1.700017573126298E-14
tp -4.46135026604411E-13 1.087374821622606E-12 1.923312980522145E-9 1.539832593463294E-11 6.076750236489362E-10 1.409920950748947E-12
node -1.522612984954484E-14 3.566835491059965E-14 1.539832593463294E-11 1.161477576356902E-9 -1.145904503393266E-9 -3.708020288902403E-11
peri -1.708296938526301E-13 4.036905951057521E-13 6.076750236489362E-10 -1.145904503393266E-9 1.343545771641425E-9 3.733350297403932E-11
i -7.473589697035678E-15 1.700017573126298E-14 1.409920950748947E-12 -3.708020288902403E-11 3.733350297403932E-11 1.804483281828252E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO453281  

85124 (1978 VF8)          Discovered 1978-Nov-07 by Helin, E. F., Bus, S. J. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1978 VF8 = 2002 XV80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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