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183130 (2002 RR201)
Classification: Main-belt Asteroid          SPK-ID: 2183130
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1225186526126118 6.3802e-08  
a 2.223271064799339 1.5304e-08 au
q 1.950878889547518 1.4054e-07 au
i 3.491022807725064 6.9299e-06 deg
node 116.4725024594159 0.00011662 deg
peri 164.015227588854 0.00012002 deg
M 55.73218754080873 3.0519e-05 deg
tp 2458413.047757757130
(2018-Oct-21.54775776)
0.00010231 TDB
period 1210.84081183823
3.32
1.2502e-05
3.423e-08
d
yr
n .2973140618323463 3.0699e-09 deg/d
Q 2.495663240051161 1.7179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      7856 days (21.51 yr)  
   first obs. used      1998-04-22  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62647  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 20:39:34  

Additional Information
 Earth MOID = .93412 au 
 Jupiter MOID = 2.61152 au 
 T_jup = 3.635 
[ 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 16.7   n/a MPO449924  
rotation period rot_per 3.60 h n/a LCDB (Rev. 2019-January); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

183130 (2002 RR201)          Discovered 2002-Sep-13 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2002 RR201 = 2002 PL160 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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