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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1865317968041172 7.3756e-08  
a 2.283012994034238 1.8678e-08 AU
q 1.857158478129884 1.6029e-07 AU
i 4.706898892224253 8.541e-06 deg
node 243.8954305506785 9.2085e-05 deg
peri 72.64536745405617 9.9004e-05 deg
M 175.6012501323348 4.0875e-05 deg
tp 2456385.909129787647
(2013-Apr-03.40912979)
0.00013766 JED
period 1259.972312894748
3.45
1.5462e-05
4.233e-08
d
yr
n .2857205641074057 3.5063e-09 deg/d
Q 2.708867509938592 2.2162e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      7905 days (21.64 yr)  
   first obs. used      1992-07-31  
   last obs. used      2014-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57045  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 05:00:01  

Additional Information
 Earth MOID = .851154 AU 
 T_jup = 3.576 
[ 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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