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JPL Small-Body Database Browser
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85210 (1992 HM1)
Classification: Main-belt Asteroid          SPK-ID: 2085210
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1144325094509617 5.0111e-08  
a 2.411869702754845 1.0915e-08 au
q 2.135873400199863 1.2228e-07 au
i 4.754824157851812 5.5316e-06 deg
node 135.1015979463976 4.361e-05 deg
peri 198.2601717598189 4.7435e-05 deg
M 333.0588156866676 1.6755e-05 deg
tp 2458702.886659135510
(2019-Aug-07.38665914)
6.362e-05 TDB
period 1368.135745633984
3.75
9.2874e-06
2.543e-08
d
yr
n .2631317843633846 1.7862e-09 deg/d
Q 2.687866005309827 1.2164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      581  
   data-arc span      10049 days (27.51 yr)  
   first obs. used      1992-04-26  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52602  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:09:43  

Additional Information
 Earth MOID = 1.12504 au 
 Jupiter MOID = 2.6266 au 
 T_jup = 3.505 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO439613  

85210 (1992 HM1)          Discovered 1992-Apr-26 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1992 HM1 = 2000 NV21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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