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102124 (1999 RB177)
Classification: Main-belt Asteroid          SPK-ID: 2102124
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2124003929573557 2.9166e-08  
a 2.544086120721476 1.0826e-08 au
q 2.00372122896288 7.2703e-08 au
i 3.314753745056994 5.3271e-06 deg
node 181.5635093724854 8.863e-05 deg
peri 227.425165096181 9.0459e-05 deg
M 47.42962195959978 1.8531e-05 deg
tp 2459005.226503700520
(2020-Jun-04.72650370)
7.6082e-05 TDB
period 1482.163588141024
4.06
9.4611e-06
2.59e-08
d
yr
n .2428881689446461 1.5504e-09 deg/d
Q 3.084451012480073 1.3126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      7820 days (21.41 yr)  
   first obs. used      1999-08-22  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54743  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:30:35  

Additional Information
 Earth MOID = 1.01472 au 
 Jupiter MOID = 2.3071 au 
 T_jup = 3.410 
[ 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 15.9   n/a MPO493574  

102124 (1999 RB177)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 RB177 = 2003 QP42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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