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91946 (1999 VM65)
Classification: Main-belt Asteroid          SPK-ID: 2091946
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2062407658356092 5.4298e-08  
a 3.128108902817779 3.4753e-08 au
q 2.482965327083453 1.8293e-07 au
i 17.17941445308989 6.5185e-06 deg
node 49.40544913568761 1.6813e-05 deg
peri 236.21383568441 2.2921e-05 deg
M 359.9590540719622 1.9235e-05 deg
tp 2459000.729842026092
(2020-May-31.22984203)
0.00010797 TDB
period 2020.790182529183
5.53
3.3676e-05
9.22e-08
d
yr
n .178148133889601 2.9688e-09 deg/d
Q 3.773252478552104 4.192e-08 au
  Orbit Determination Parameters
   # obs. used (total)      807  
   data-arc span      7154 days (19.59 yr)  
   first obs. used      1999-10-08  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54031  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:05:03  

Additional Information
 Earth MOID = 1.51209 au 
 Jupiter MOID = 1.54038 au 
 T_jup = 3.113 
[ 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 14.0   n/a MPO351493  
diameter diameter 7.703 km 1.360 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.044   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

91946 (1999 VM65)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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