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78498 (2002 RX72)
Classification: Main-belt Asteroid          SPK-ID: 2078498
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1901280943680987 4.7002e-08  
a 3.101433217914979 1.7955e-08 au
q 2.511763630382884 1.4398e-07 au
i 1.976409286021099 4.6667e-06 deg
node 172.9007610232723 0.00012008 deg
peri 219.1156809441348 0.00012066 deg
M 120.7540393196059 1.0542e-05 deg
tp 2458727.322632036173
(2019-Aug-31.82263204)
5.754e-05 TDB
period 1994.996223930574
5.46
1.7325e-05
4.743e-08
d
yr
n .1804514693720684 1.567e-09 deg/d
Q 3.691102805447074 2.1369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      641  
   data-arc span      9868 days (27.02 yr)  
   first obs. used      1994-03-13  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54369  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:30:34  

Additional Information
 Earth MOID = 1.51737 au 
 Jupiter MOID = 1.75117 au 
 T_jup = 3.193 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457625.5 (2016-Aug-25.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1868285167029735 4.6566e-08  
q 2.526803446941627 1.4143e-07 au
tp 2456727.505962893439
(2014-Mar-11.00596289)
6.1277e-05 TDB
node 172.8906137522955 0.00011996 deg
peri 218.7990304291919 0.00012057 deg
i 1.974404897479988 4.6687e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      641  
   data-arc span      9868 days (27.02 yr)  
   first obs. used      1994-03-13  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54369  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:30:34  

Additional Information
 Jupiter MOID = 1.75117 au 
 T_jup = 3.193 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.168356700478048E-15 -6.55056994721057E-15 -5.431171330783309E-13 1.026844011861372E-14 -1.790215805291778E-13 -1.126697262791375E-15
q -6.55056994721057E-15 2.00036038122998E-14 1.433047539869951E-12 -3.213246561115567E-14 5.194615199419282E-13 3.59728058091376E-15
tp -5.431171330783309E-13 1.433047539869951E-12 3.754872501616023E-9 -1.240517845801523E-11 7.546526257467854E-10 -4.125797109522016E-13
node 1.026844011861372E-14 -3.213246561115567E-14 -1.240517845801523E-11 1.438993483549393E-8 -1.438345839334362E-8 3.7185959597797E-11
peri -1.790215805291778E-13 5.194615199419282E-13 7.546526257467854E-10 -1.438345839334362E-8 1.453668386482939E-8 -3.71947828853918E-11
i -1.126697262791375E-15 3.59728058091376E-15 -4.125797109522016E-13 3.7185959597797E-11 -3.71947828853918E-11 2.179670485417756E-11

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 15.33   n/a MPCxxxxx  

78498 (2002 RX72)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 RX72 = 1997 WD58 = 2000 GZ183 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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