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JPL Small-Body Database Browser
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27951 (1997 OG2)
Classification: Main-belt Asteroid          SPK-ID: 2027951
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2029483796067777 3.5516e-08  
a 2.382917109843112 7.6013e-09 au
q 1.899307943663187 8.6288e-08 au
i 1.934331913927226 3.5918e-06 deg
node 188.0122965020042 0.00010946 deg
peri 122.3056009680963 0.00010986 deg
M 330.728464517934 7.9629e-06 deg
tp 2458709.745821324918
(2019-Aug-14.24582133)
2.9618e-05 TDB
period 1343.574740076966
3.68
6.4288e-06
1.76e-08
d
yr
n .2679419233345944 1.2821e-09 deg/d
Q 2.866526276023038 9.1439e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1173  
   data-arc span      8662 days (23.72 yr)  
   first obs. used      1996-03-19  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53668  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:43:07  

Additional Information
 Earth MOID = .88495 au 
 Jupiter MOID = 2.40293 au 
 T_jup = 3.508 
[ 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 15.5   n/a MPO337494  

27951 (1997 OG2)          Discovered 1997-Jul-30 by ODAS at Caussols
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 OG2 = 2000 GV21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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