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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03928611267658859 5.4375e-08  
a 2.368851185808234 1.7676e-08 AU
q 2.275788231208501 1.3251e-07 AU
i 7.265517615637047 8.1776e-06 deg
node 332.0702673190474 5.4899e-05 deg
peri 119.1837449383893 0.00013835 deg
M 338.204918557395 0.00012696 deg
tp 2456881.123396526958
(2014-Aug-11.62339653)
0.00046986 JED
period 1331.695998757231
3.65
1.4906e-05
4.081e-08
d
yr
n .2703319679085619 3.0258e-09 deg/d
Q 2.461914140407967 1.8371e-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      .52998  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 18:18:09  

Additional Information
 Earth MOID = 1.30181 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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