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101962 (1999 RV39)
Classification: Main-belt Asteroid          SPK-ID: 2101962
[ 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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1643408122529546 5.1578e-08  
a 2.422446378824769 1.0369e-08 au
q 2.024339573289478 1.221e-07 au
i 7.933185935363914 4.992e-06 deg
node 354.5680244882901 2.1671e-05 deg
peri 9.885515171028691 2.3706e-05 deg
M 183.4306369788471 1.047e-05 deg
tp 2459675.948956977021
(2022-Apr-06.44895698)		 4.2544e-05 TDB
period 1377.145051390354
3.77		 8.842e-06
2.421e-08		 d
yr
n .2614103718679067 1.6784e-09 deg/d
Q 2.82055318436006 1.2073e-08 au
   Orbit Determination Parameters
   # obs. used (total)      865  
   data-arc span      10486 days (28.71 yr)  
   first obs. used      1991-09-06  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52333  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:57:30  

Additional Information
 Earth MOID = 1.02245 au 
 Jupiter MOID = 2.63711 au 
 T_jup = 3.481 
[ 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 15.5   n/a MPO459477  
diameter diameter 2.432 km 0.455 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

101962 (1999 RV39)          Discovered 1999-Sep-12 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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