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469628 (2004 RH273)
Classification: Main-belt Asteroid          SPK-ID: 2469628
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1265557002596522 8.899e-08  
a 2.571061192172146 3.3495e-08 au
q 2.245678742586383 2.4243e-07 au
i 2.216795201247751 8.7417e-06 deg
node 28.76379336328872 0.00034041 deg
peri 358.1426645935278 0.00034763 deg
M 264.4249061154966 8.0002e-05 deg
tp 2459400.269152143694
(2021-Jul-04.76915214)
0.00034063 TDB
period 1505.799146225736
4.12
2.9426e-05
8.056e-08
d
yr
n .2390757099991289 4.672e-09 deg/d
Q 2.896443641757908 3.7734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      8186 days (22.41 yr)  
   first obs. used      1996-11-06  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5631  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:08:46  

Additional Information
 Earth MOID = 1.25002 au 
 Jupiter MOID = 2.5439 au 
 T_jup = 3.417 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456823.5 (2014-Jun-15.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1272752421110941 8.7928e-08  
q 2.242847926415081 2.388e-07 au
tp 2456395.058288568298
(2013-Apr-12.55828857)
0.00029843 TDB
node 28.8324208870035 0.00034006 deg
peri 358.9048881613407 0.00034725 deg
i 2.218583637498921 8.7448e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      8186 days (22.41 yr)  
   first obs. used      1996-11-06  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5631  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:08:46  

Additional Information
 Jupiter MOID = 2.5439 au 
 T_jup = 3.417 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.731322455546537E-15 -2.087371412721186E-14 -1.135860572392473E-11 -9.063919454661225E-15 -2.513129212199787E-12 -5.69554884789307E-15
q -2.087371412721186E-14 5.702449191843864E-14 3.465185035598657E-11 2.666200694995288E-14 7.765211920133933E-12 1.751241682556818E-14
tp -1.135860572392473E-11 3.465185035598657E-11 8.90576564817081E-8 1.155443690360869E-10 2.122100231060619E-8 3.866846075936894E-11
node -9.063919454661225E-15 2.666200694995288E-14 1.155443690360869E-10 1.156432012166686E-7 -1.155292908856728E-7 -5.3242524047034E-10
peri -2.513129212199787E-12 7.765211920133933E-12 2.122100231060619E-8 -1.155292908856728E-7 1.205850531736555E-7 5.412838040320834E-10
i -5.69554884789307E-15 1.751241682556818E-14 3.866846075936894E-11 -5.3242524047034E-10 5.412838040320834E-10 7.64713424639375E-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 17.5   n/a MPO172034  

469628 (2004 RH273)          Discovered 2004-Sep-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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