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23488 (1991 PF12)
Classification: Main-belt Asteroid          SPK-ID: 2023488
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2351309512709088 8.342e-08  
a 2.40406383605515 3.2295e-08 AU
q 1.838794019367513 1.8815e-07 AU
i 6.945398196180642 6.4296e-06 deg
node 281.3306332855303 6.5013e-05 deg
peri 37.65081517354699 6.8292e-05 deg
M 102.389106281314 3.2845e-05 deg
tp 2456613.270289471705
(2013-Nov-16.77028947)
0.00011728 JED
period 1361.499292778054
3.73
2.7435e-05
7.511e-08
d
yr
n .2644143863383451 5.328e-09 deg/d
Q 2.969333652742788 3.9889e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      11056 days (30.27 yr)  
   first obs. used      1983-04-17  
   last obs. used      2013-07-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54461  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 23:33:02  

Additional Information
 Earth MOID = .831911 AU 
 T_jup = 3.476 
[ 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 14.8 mag n/a MPO267794  

23488 (1991 PF12)          Discovered 1991-Aug-07 by Holt, H. E. at Palomar (675)
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 PF12 = 1998 KW24 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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