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78544 (2002 RZ120)
Classification: Main-belt Asteroid          SPK-ID: 2078544
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .135652019826223 5.7988e-08  
a 2.294466742370216 1.2626e-08 au
q 1.983217694343602 1.345e-07 au
i 6.259121913963681 5.0117e-06 deg
node 287.1479127429375 6.6335e-05 deg
peri 28.15895782422411 7.1101e-05 deg
M 64.38291518734515 2.7428e-05 deg
tp 2458773.466881854359
(2019-Oct-16.96688185)
9.6371e-05 TDB
period 1269.466011201921
3.48
1.0479e-05
2.869e-08
d
yr
n .2835838036019212 2.3408e-09 deg/d
Q 2.60571579039683 1.4339e-08 au
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      8717 days (23.87 yr)  
   first obs. used      1996-12-11  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61704  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:27  

Additional Information
 Earth MOID = .971632 au 
 Jupiter MOID = 2.64555 au 
 T_jup = 3.576 
[ 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 15.8   n/a MPO337847  

78544 (2002 RZ120)          Discovered 2002-Sep-07 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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