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102000 (1999 RX76)
Classification: Main-belt Asteroid          SPK-ID: 2102000
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1625974275860159 4.4184e-08  
a 2.542671013852092 1.287e-08 au
q 2.129239247802215 1.1505e-07 au
i 5.712972149390566 6.0847e-06 deg
node 129.9360178255581 3.4857e-05 deg
peri 243.3436700220705 4.0054e-05 deg
M 22.75739236183077 2.0114e-05 deg
tp 2458906.883223799580
(2020-Feb-27.38322380)
8.2507e-05 TDB
period 1480.9271157392
4.05
1.1244e-05
3.078e-08
d
yr
n .2430909638792772 1.8457e-09 deg/d
Q 2.956102779901969 1.4963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      7741 days (21.19 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:29:47  

Additional Information
 Earth MOID = 1.13659 au 
 Jupiter MOID = 2.52048 au 
 T_jup = 3.419 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457158.5 (2015-May-16.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1646743835291686 4.4515e-08  
q 2.123720245149393 1.1627e-07 au
tp 2457423.937905581490
(2016-Feb-05.43790558)
7.7356e-05 TDB
node 130.0732211883811 3.4893e-05 deg
peri 242.8562116906251 3.9866e-05 deg
i 5.711295033120641 6.0838e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      7741 days (21.19 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:29:47  

Additional Information
 Jupiter MOID = 2.52048 au 
 T_jup = 3.419 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.981589664465641E-15 -5.154438728528279E-15 -2.093512616201729E-12 2.085718584985088E-14 -4.767411763576463E-13 2.180863444499375E-15
q -5.154438728528279E-15 1.351880191622382E-14 5.516450561462725E-12 -5.536420306951881E-14 1.251576391206123E-12 -5.441723405010713E-15
tp -2.093512616201729E-12 5.516450561462725E-12 5.983905817576764E-9 -4.396302608829509E-11 1.495851429067763E-9 -4.430627626007792E-13
node 2.085718584985088E-14 -5.536420306951881E-14 -4.396302608829509E-11 1.217513109483906E-9 -1.221152077585395E-9 2.520564503056338E-11
peri -4.767411763576463E-13 1.251576391206123E-12 1.495851429067763E-9 -1.221152077585395E-9 1.589327586316344E-9 -2.51414099186929E-11
i 2.180863444499375E-15 -5.441723405010713E-15 -4.430627626007792E-13 2.520564503056338E-11 -2.51414099186929E-11 3.701279834772055E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO439697  

102000 (1999 RX76)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 RX76 = 2002 JT146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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