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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0396965325863445 5.1396e-08  
a 2.36978854133733 1.6734e-08 AU
q 2.275716153283387 1.2449e-07 AU
i 7.266246540983456 7.8211e-06 deg
node 332.0628674978569 5.2272e-05 deg
peri 119.0350547131937 0.00012945 deg
M 32.39455707726146 0.00011779 deg
tp 2456880.596360625630
(2014-Aug-11.09636063)
0.00043577 JED
period 1332.48650604555
3.65
1.4114e-05
3.864e-08
d
yr
n .2701715915070541 2.8617e-09 deg/d
Q 2.463860929391274 1.7399e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      854  
   data-arc span      8506 days (23.29 yr)  
   first obs. used      1991-08-07  
   last obs. used      2014-11-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50982  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:17:09  

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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