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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2351309520446908 8.3374e-08  
a 2.404063831637368 3.0824e-08 AU
q 1.838794014128266 1.8765e-07 AU
i 6.945398210807118 6.4032e-06 deg
node 281.3306405624015 5.7172e-05 deg
peri 37.65080872898494 6.0934e-05 deg
M 102.3891082917932 3.257e-05 deg
tp 2456613.270282935567
(2013-Nov-16.77028294)
0.00011648 JED
period 1361.499289025154
3.73
2.6185e-05
7.169e-08
d
yr
n .2644143870671892 5.0854e-09 deg/d
Q 2.969333649146469 3.8072e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      11632 days (31.85 yr)  
   first obs. used      1983-04-17  
   last obs. used      2015-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51915  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:14:52  

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 14.9 mag n/a MPO333035  

23488 (1991 PF12)          Discovered 1991-Aug-07 by Holt, H. E. at Palomar
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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