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187772 (1998 RG70)
Classification: Main-belt Asteroid          SPK-ID: 2187772
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1796576863666929 4.3092e-08  
a 2.306518358457531 8.0197e-09 au
q 1.892134606614748 9.935e-08 au
i 3.630456078066927 3.5079e-06 deg
node 122.0399674599005 7.9715e-05 deg
peri 211.7173777412496 8.0791e-05 deg
M 144.2451609456644 1.3916e-05 deg
tp 2458687.836318143452
(2019-Jul-23.33631814)		 4.8896e-05 TDB
period 1279.480880040603
3.50		 6.673e-06
1.827e-08		 d
yr
n .2813641107232299 1.4674e-09 deg/d
Q 2.720902110300313 9.4605e-09 au
   Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      10689 days (29.26 yr)  
   first obs. used      1991-10-14  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53169  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:51:58  

Additional Information
 Earth MOID = .881068 au 
 Jupiter MOID = 2.63831 au 
 T_jup = 3.563 
[ 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 17.0   n/a MPO440043  

187772 (1998 RG70)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

Alternate Designations
 1998 RG70 = 2005 QJ23 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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