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16470 (1990 OM2)
Classification: Main-belt Asteroid          SPK-ID: 2016470
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2070150222046177 1.0346e-07  
a 2.227297321011503 1.2882e-08 AU
q 1.766213316646021 2.2959e-07 AU
i 6.60109688593571 9.9348e-06 deg
node 350.0539094468641 5.4357e-05 deg
peri 336.810741826913 5.6154e-05 deg
M 49.4064787676141 1.7363e-05 deg
tp 2456633.872330313633
(2013-Dec-07.37233031)
5.7825e-05 JED
period 1214.131477963431
3.32
1.0533e-05
2.884e-08
d
yr
n .2965082501640263 2.5723e-09 deg/d
Q 2.688381325376985 1.5548e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      800  
   data-arc span      21017 days (57.54 yr)  
   first obs. used      1954-11-25  
   last obs. used      2012-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53813  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 18:25:55  

Additional Information
 Earth MOID = .756115 AU 
 T_jup = 3.608 
[ 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 14.4 mag n/a MPO233615  

16470 (1990 OM2)          Discovered 1990-Jul-29 by Holt, H. E. at Palomar (675)
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 OM2 = 1999 CA57 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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