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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .186531797174171 7.3487e-08  
a 2.283012993621983 1.8651e-08 AU
q 1.85715847694969 1.5965e-07 AU
i 4.706901385271489 6.717e-06 deg
node 243.8954057645735 8.2917e-05 deg
peri 72.64539570140569 8.9141e-05 deg
M 175.6012472961369 3.8276e-05 deg
tp 2456385.909139880591
(2013-Apr-03.40913988)
0.0001281 JED
period 1259.972312553469
3.45
1.544e-05
4.227e-08
d
yr
n .2857205641847966 3.5013e-09 deg/d
Q 2.708867510294276 2.213e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      617  
   data-arc span      8246 days (22.58 yr)  
   first obs. used      1992-07-31  
   last obs. used      2015-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55047  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 16:01:43  

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
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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