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70250 (1999 RF84)
Classification: Main-belt Asteroid          SPK-ID: 2070250
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1001646900076244 4.2879e-08  
a 2.523382860284278 9.237e-09 au
q 2.270628998313351 1.0705e-07 au
i 1.863270069649314 5.3794e-06 deg
node 178.7531423988591 9.5182e-05 deg
peri 137.7683318497473 9.8091e-05 deg
M 140.0042675859116 2.3278e-05 deg
tp 2458631.107262699071
(2019-May-27.60726270)
9.3769e-05 TDB
period 1464.108123008111
4.01
8.0392e-06
2.201e-08
d
yr
n .2458834797394301 1.3501e-09 deg/d
Q 2.776136722255206 1.0162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      9312 days (25.49 yr)  
   first obs. used      1995-09-19  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5605  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:10:41  

Additional Information
 Earth MOID = 1.25553 au 
 Jupiter MOID = 2.45182 au 
 T_jup = 3.447 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456975.5 (2014-Nov-14.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1013833578427945 4.3031e-08  
q 2.266918371065826 1.0763e-07 au
tp 2457168.705000379918
(2015-May-26.20500038)
9.074e-05 TDB
node 178.7922239846924 9.5139e-05 deg
peri 138.0393853157684 9.798e-05 deg
i 1.863286041546604 5.3832e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      9312 days (25.49 yr)  
   first obs. used      1995-09-19  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5605  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:10:41  

Additional Information
 Jupiter MOID = 2.45182 au 
 T_jup = 3.447 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.851694330357049E-15 -4.618036278689082E-15 2.176305071430524E-12 -7.695643420281073E-15 5.401991452206034E-13 9.616382252714391E-16
q -4.618036278689082E-15 1.1583947167705E-14 -5.362969636335169E-12 1.886638389997284E-14 -1.333686941470474E-12 -2.318146935235133E-15
tp 2.176305071430524E-12 -5.362969636335169E-12 8.233759376787317E-9 -2.531868492797156E-11 2.130152096816207E-9 9.626046096128955E-13
node -7.695643420281073E-15 1.886638389997284E-14 -2.531868492797156E-11 9.051495277987397E-9 -9.052693363619624E-9 8.770741747103893E-12
peri 5.401991452206034E-13 -1.333686941470474E-12 2.130152096816207E-9 -9.052693363619624E-9 9.600173320433987E-9 -8.523091783190717E-12
i 9.616382252714391E-16 -2.318146935235133E-15 9.626046096128955E-13 8.770741747103893E-12 -8.523091783190717E-12 2.897924558035447E-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 15.9   n/a MPO432255  

70250 (1999 RF84)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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