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102140 (1999 RS184)
Classification: Main-belt Asteroid          SPK-ID: 2102140
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1507404374339322 2.9755e-08  
a 2.319525614876928 7.7554e-09 au
q 1.969879309051169 7.0294e-08 au
i 5.18072800841824 3.9797e-06 deg
node 116.4631407070516 3.7037e-05 deg
peri 269.1178390501005 3.962e-05 deg
M 341.885975178398 1.3385e-05 deg
tp 2459265.424654010967
(2021-Feb-19.92465401)
4.804e-05 TDB
period 1290.319278798538
3.53
6.4713e-06
1.772e-08
d
yr
n .2790007139436131 1.3993e-09 deg/d
Q 2.669171920702687 8.9244e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1071  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1999-09-09  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52192  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:30:38  

Additional Information
 Earth MOID = .980728 au 
 Jupiter MOID = 2.78805 au 
 T_jup = 3.558 
[ 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 15.73   n/a E2021B55  
rotation period rot_per 30.143 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]

102140 (1999 RS184)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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