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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1933594222734819 3.2314e-08  
a 2.278606118942859 9.5506e-09 au
q 1.838016156195247 7.3933e-08 au
i 3.706578639003975 4.5136e-06 deg
node 193.6301427960472 5.8005e-05 deg
peri 82.75215335930579 5.9456e-05 deg
M 245.0752852554738 1.1993e-05 deg
tp 2459601.563601591422
(2022-Jan-22.06360159)
4.247e-05 TDB
period 1256.32590773769
3.44
7.8987e-06
2.163e-08
d
yr
n .2865498496709859 1.8016e-09 deg/d
Q 2.71919608169047 1.1397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      8116 days (22.22 yr)  
   first obs. used      1998-10-29  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57981  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:24:37  

Additional Information
 Earth MOID = .824436 au 
 Jupiter MOID = 2.4067 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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