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91977 (1999 VH96)
Classification: Outer Main-belt Asteroid          SPK-ID: 2091977
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1329158111418112 4.3554e-08  
a 3.218180068268835 2.358e-08 au
q 2.790433054094474 1.4495e-07 au
i 4.805594613669678 5.0517e-06 deg
node 216.60072662 5.09e-05 deg
peri 198.894356410566 5.4487e-05 deg
M 264.3765293929965 2.2463e-05 deg
tp 2459956.613369811340
(2023-Jan-12.11336981)
0.00013577 TDB
period 2108.69582386099
5.77
2.3176e-05
6.345e-08
d
yr
n .1707216355846172 1.8764e-09 deg/d
Q 3.645927082443197 2.6714e-08 au
  Orbit Determination Parameters
   # obs. used (total)      622  
   data-arc span      10190 days (27.90 yr)  
   first obs. used      1993-09-15  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56392  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:03:07  

Additional Information
 Earth MOID = 1.80209 au 
 Jupiter MOID = 1.71299 au 
 T_jup = 3.170 
[ 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 14.79   n/a MPO637248  
diameter diameter 6.062 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91977 (1999 VH96)          Discovered 1999-Nov-09 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 VH96 = 1993 RB6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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