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37638 (1993 VB)
Classification: Apollo [NEO, PHA]          SPK-ID: 2037638
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .519447047142507 5.9566e-08  
a 1.909531727924187 6.4539e-09 AU
q .917631110429039 1.1503e-07 AU
i 5.078180834332962 1.2773e-05 deg
node 145.6768513212028 0.00011651 deg
peri 323.0580799142937 0.00011669 deg
M 332.7616803801436 1.802e-05 deg
tp 2457073.423340706154
(2015-Feb-19.92334071)
4.8533e-05 JED
period 963.8040459396653
2.64
4.8862e-06
1.338e-08
d
yr
n .3735199094843146 1.8936e-09 deg/d
Q 2.901432345419335 9.8063e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      7835 days (21.45 yr)  
   first obs. used      1993-11-06  
   last obs. used      2015-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61197  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:19:16  

Additional Information
 Earth MOID = .00078013 AU 
 T_jup = 3.756 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.3 mag n/a MPO309445  

37638 (1993 VB)          Discovered 1993-Nov-06 by McNaught, R. H. at Siding Spring
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

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