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39560 (1992 PM2)
Classification: Main-belt Asteroid          SPK-ID: 2039560
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1866984659568054 7.8343e-08  
a 2.282164885356181 1.8396e-08 AU
q 1.856088202199694 1.7065e-07 AU
i 4.710421693582202 8.8926e-06 deg
node 243.9505771197302 9.8679e-05 deg
peri 72.4178421123064 0.0001059 deg
M 118.66954459684 4.2863e-05 deg
tp 2456385.397135790863
(2013-Apr-02.89713579)
0.0001462 JED
period 1259.270283904575
3.45
1.5226e-05
4.169e-08
d
yr
n .2858798501015689 3.4567e-09 deg/d
Q 2.708241568512669 2.1831e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      7863 days (21.53 yr)  
   first obs. used      1992-07-31  
   last obs. used      2014-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57816  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 18:58:20  

Additional Information
 Earth MOID = .848167 AU 
 T_jup = 3.577 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4 mag n/a MPO272821  

39560 (1992 PM2)          Discovered 1992-Aug-02 by Holt, H. E. at Palomar (675)
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 PM2 = 1999 RR196 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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