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12723 (1991 PD10)
Classification: Main-belt Asteroid          SPK-ID: 2012723
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03969653687584972 5.1604e-08  
a 2.369788538711012 1.6895e-08 AU
q 2.275716140596105 1.2518e-07 AU
i 7.266245589222898 7.8763e-06 deg
node 332.0628608982213 5.269e-05 deg
peri 119.0350436883075 0.00013021 deg
M 32.39457617046341 0.00011867 deg
tp 2456880.596290154305
(2014-Aug-11.09629015)
0.000439 JED
period 1332.486503830458
3.65
1.425e-05
3.901e-08
d
yr
n .2701715919561805 2.8892e-09 deg/d
Q 2.46386093682592 1.7566e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      843  
   data-arc span      8207 days (22.47 yr)  
   first obs. used      1991-08-07  
   last obs. used      2014-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50575  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:27:09  

Additional Information
 Earth MOID = 1.30206 AU 
 T_jup = 3.534 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO279650  

12723 (1991 PD10)          Discovered 1991-Aug-07 by Holt, H. E. at Palomar (675)
Reference: 19991222/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 PD10 = 1993 BU2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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