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37791 (1997 VB4)
Classification: Main-belt Asteroid          SPK-ID: 2037791
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07322081255250225 6.0548e-08  
a 2.321419865846978 1.0045e-08 au
q 2.151443616994142 1.4118e-07 au
i 7.851196384034791 4.6808e-06 deg
node 60.06586715979328 3.8628e-05 deg
peri 107.4980323033395 4.812e-05 deg
M 73.55400594924201 2.7819e-05 deg
tp 2458736.543232243296
(2019-Sep-10.04323224)
9.9771e-05 TDB
period 1291.90021897635
3.54
8.3851e-06
2.296e-08
d
yr
n .2786592917255247 1.8086e-09 deg/d
Q 2.491396114699814 1.078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1032  
   data-arc span      8115 days (22.22 yr)  
   first obs. used      1997-11-07  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56213  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:38:18  

Additional Information
 Earth MOID = 1.17149 au 
 Jupiter MOID = 2.49403 au 
 T_jup = 3.561 
[ 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 15.1   n/a MPO468208  
diameter diameter 2.498 km 0.393 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.310   0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37791 (1997 VB4)          Discovered 1997-Nov-07 by Comba, P. G. at Prescott
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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