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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03980573917484023 4.5207e-08  
a 2.368824233246497 1.3501e-08 au
q 2.274531433666846 1.0463e-07 au
i 7.266477416246905 7.3401e-06 deg
node 332.0596540708584 3.9668e-05 deg
peri 118.0800226634473 0.00011891 deg
M 195.5106905098131 0.00010905 deg
tp 2458208.961157795490
(2018-Mar-31.46115780)
0.0004032 JED
period 1331.673270957735
3.65
1.1385e-05
3.117e-08
d
yr
n .2703365816910099 2.3112e-09 deg/d
Q 2.463117032826148 1.4039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      8711 days (23.85 yr)  
   first obs. used      1991-08-07  
   last obs. used      2015-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4995  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:10:18  

Additional Information
 Earth MOID = 1.2997 au 
 Jupiter MOID = 2.60042 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
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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