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13945 (1990 OH2)
Classification: Main-belt Asteroid          SPK-ID: 2013945
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1809188837643983 5.4566e-08  
a 3.169550803627494 3.4897e-08 AU
q 2.596119210200656 1.6741e-07 AU
i 4.769205596276633 6.7683e-06 deg
node 349.2627136088248 7.3222e-05 deg
peri 278.9238225177518 7.5708e-05 deg
M 149.4171363198628 2.2037e-05 deg
tp 2456145.053387865139
(2012-Aug-05.55338786)
0.00012075 JED
period 2061.080729785151
5.64
3.4039e-05
9.319e-08
d
yr
n .1746656473943778 2.8846e-09 deg/d
Q 3.742982397054331 4.121e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1123  
   data-arc span      10713 days (29.33 yr)  
   first obs. used      1985-09-22  
   last obs. used      2015-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4574  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:38:54  

Additional Information
 Earth MOID = 1.58717 AU 
 T_jup = 3.172 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.7 mag n/a MPO319259  

13945 (1990 OH2)          Discovered 1990-Jul-29 by Holt, H. E. at Palomar (675)
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 OH2 = 1985 SN6 = 1996 RN6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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