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JPL Small-Body Database Browser
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85488 (1997 SH2)
Classification: Main-belt Asteroid          SPK-ID: 2085488
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898429159608232 6.8851e-08  
a 2.343642970304728 1.1247e-08 au
q 1.898718954850993 1.6138e-07 au
i 2.874280025531956 7.2774e-06 deg
node 175.4633320450786 8.8686e-05 deg
peri 168.7697245231932 8.9897e-05 deg
M 15.67970386914192 1.4016e-05 deg
tp 2458543.421709100018
(2019-Feb-28.92170910)
5.0931e-05 TDB
period 1310.49571442692
3.59
9.4332e-06
2.583e-08
d
yr
n .2747052096674945 1.9774e-09 deg/d
Q 2.788566985758462 1.3382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      10048 days (27.51 yr)  
   first obs. used      1990-11-14  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56139  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 15:35:01  

Additional Information
 Earth MOID = .890349 au 
 Jupiter MOID = 2.61766 au 
 T_jup = 3.536 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO449531  

85488 (1997 SH2)          Discovered 1997-Sep-23 by Comba, P. G. at Prescott
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 SH2 = 2001 XG112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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