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102055 (1999 RH126)
Classification: Main-belt Asteroid          SPK-ID: 2102055
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1847608809706837 3.6944e-08  
a 2.260365160268122 7.8463e-09 au
q 1.842738101941543 8.2955e-08 au
i 5.717948174847597 5.0804e-06 deg
node 302.9950179534725 3.6143e-05 deg
peri 78.05848314070442 3.9822e-05 deg
M 63.84089145045833 1.4953e-05 deg
tp 2458980.378341692391
(2020-May-10.87834169)
5.1201e-05 TDB
period 1241.270213969894
3.40
6.4631e-06
1.77e-08
d
yr
n .2900254883653654 1.5101e-09 deg/d
Q 2.677992218594701 9.296e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1174  
   data-arc span      7865 days (21.53 yr)  
   first obs. used      1999-08-22  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4879  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:40:08  

Additional Information
 Earth MOID = .854089 au 
 Jupiter MOID = 2.81841 au 
 T_jup = 3.591 
[ 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 15.29   n/a E2021B55  
diameter diameter 2.887 km 0.615 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.164   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

102055 (1999 RH126)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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