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20871 (2000 VJ48)
Classification: Main-belt Asteroid          SPK-ID: 2020871
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2287259911860956 3.9105e-08  
a 2.368962880700759 8.8985e-09 au
q 1.82711949772941 9.1308e-08 au
i 1.501769150467287 4.0371e-06 deg
node 314.4944766170258 0.0001391 deg
peri 10.84247712688941 0.00013929 deg
M 197.1084303886793 9.1305e-06 deg
tp 2459603.103872123611
(2022-Jan-23.60387212)
3.5358e-05 TDB
period 1331.79018706824
3.65
7.5039e-06
2.054e-08
d
yr
n .2703128491977347 1.5231e-09 deg/d
Q 2.910806263672109 1.0934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1190  
   data-arc span      12648 days (34.63 yr)  
   first obs. used      1985-09-04  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48863  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:17:13  

Additional Information
 Earth MOID = .815233 au 
 Jupiter MOID = 2.43014 au 
 T_jup = 3.510 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO358829  
diameter diameter 2.212 km 0.504 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.361   0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20871 (2000 VJ48)          Discovered 2000-Nov-02 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 VJ48 = 1985 RO2 = 1996 TL51 = 1999 JU134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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