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120281 (2004 HV32)
Classification: Main-belt Asteroid          SPK-ID: 2120281
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1934074593289567 3.3514e-08  
a 2.278638525208566 1.0149e-08 au
q 1.837932837318896 7.6244e-08 au
i 3.706406805495992 4.8221e-06 deg
node 193.6401384115767 5.9756e-05 deg
peri 82.71166444142007 6.1543e-05 deg
M 187.8114954269949 1.2482e-05 deg
tp 2459601.415261596368
(2022-Jan-21.91526160)
4.4024e-05 TDB
period 1256.352708975251
3.44
8.394e-06
2.298e-08
d
yr
n .2865437368250157 1.9145e-09 deg/d
Q 2.719344213098235 1.2112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      372  
   data-arc span      7705 days (21.10 yr)  
   first obs. used      1998-10-29  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57998  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:00:08  

Additional Information
 Earth MOID = .82619 au 
 Jupiter MOID = 2.40735 au 
 T_jup = 3.579 
[ 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 17.1   n/a MPO449700  

120281 (2004 HV32)          Discovered 2004-Apr-21 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2004 HV32 = 2001 PF51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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