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70219 (1999 RB44)
Classification: Main-belt Asteroid          SPK-ID: 2070219
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1720047701213042 1.1498e-07  
a 2.535298229635492 1.0195e-08 au
q 2.099214840458089 2.9747e-07 au
i 11.23658007161708 8.1872e-06 deg
node 39.27054556436132 1.8192e-05 deg
peri 17.62184685134501 4.3078e-05 deg
M 29.23289376291815 3.4527e-05 deg
tp 2458880.767703045598
(2020-Feb-01.26770305)
0.00014091 TDB
period 1474.490594504934
4.04
8.8935e-06
2.435e-08
d
yr
n .2441521169016825 1.4726e-09 deg/d
Q 2.971381618812894 1.1948e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1781  
   data-arc span      11990 days (32.83 yr)  
   first obs. used      1987-12-23  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47967  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:37  

Additional Information
 Earth MOID = 1.11318 au 
 Jupiter MOID = 2.42016 au 
 T_jup = 3.401 
[ 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 14.1   n/a MPO502589  

70219 (1999 RB44)          Discovered 1999-Sep-15 by Korlevic, K. at Visnjan
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RB44 = 1987 YL4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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