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12297 (1991 PT14)
Classification: Main-belt Asteroid          SPK-ID: 2012297
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04907503069744343 6.3286e-08  
a 2.372234689226598 1.5753e-08 AU
q 2.255817199031263 1.516e-07 AU
i 2.826994388849946 5.8809e-06 deg
node 141.7315839466356 0.00011909 deg
peri 53.68310572285046 0.00013024 deg
M 206.7465838478701 5.5945e-05 deg
tp 2457368.623257676309
(2015-Dec-12.12325768)
0.00020823 JED
period 1334.550171204317
3.65
1.3293e-05
3.639e-08
d
yr
n .2697538150065432 2.6869e-09 deg/d
Q 2.488652179421934 1.6526e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1074  
   data-arc span      8185 days (22.41 yr)  
   first obs. used      1991-08-06  
   last obs. used      2014-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55235  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 02:50:04  

Additional Information
 Earth MOID = 1.25589 AU 
 T_jup = 3.541 
[ 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 14.2 mag n/a PDS3 (MPC 36685)  

12297 (1991 PT14)          Discovered 1991-Aug-06 by Holt, H. E. at Palomar (675)
Reference: 19991123/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 PT14 = 1991 RQ12 = 1995 SE22 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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