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58400 (1995 VR12)
Classification: Main-belt Asteroid          SPK-ID: 2058400
[ 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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09035909590536391 3.3137e-08  
a 2.90018571814936 1.708e-08 au
q 2.638127558699735 9.951e-08 au
i 3.005908745729455 4.561e-06 deg
node 136.943764516669 7.2653e-05 deg
peri 249.9871260261776 7.7842e-05 deg
M 358.2191623962009 2.6497e-05 deg
tp 2459009.423987596544
(2020-Jun-08.92398760)		 0.00013278 TDB
period 1804.002525498322
4.94		 1.5936e-05
4.363e-08		 d
yr
n .1995562616524369 1.7628e-09 deg/d
Q 3.162243877598985 1.8623e-08 au
   Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      9128 days (24.99 yr)  
   first obs. used      1995-11-15  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53282  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:57:05  

Additional Information
 Earth MOID = 1.64418 au 
 Jupiter MOID = 2.25319 au 
 T_jup = 3.279 
[ 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 15.6   n/a MPO449376  

58400 (1995 VR12)          Discovered 1995-Nov-15 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2013-Dec-23 13:13 00:03 Psych 0.048775631528573 0.0487727618580147 0.0487785012281432 1.07152069544745 1.07152046394812 2456650.050427969 2.6081379042764 158.814950082477 76.8560580046843 30.7273465161824 61788.2873864851 T 32 CATAB v2.0f-lin.ifort 2020-Dec-18 03:57:07 2020-Dec-18 03:57
2166-Aug-10 06:27 01:00 Cybel 0.0383162283675172 0.0383130692387803 0.0383193936475496 1.5046325510008 1.50463244548857 2512396.768761262 60.2130730000378 872.97113318334 72.3052085898089 -80.8294189910823 78003.5784562744 T 32 CATAB v2.0f-lin.ifort 2020-Dec-18 03:57:07 2020-Dec-18 03:57

Alternate Designations
 1995 VR12 = 1997 AO9 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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