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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .206918789665946 9.5927e-08  
a 2.227710504383789 1.4747e-08 AU
q 1.766755343090581 2.1094e-07 AU
i 6.601078325760529 8.1368e-06 deg
node 350.0483258450993 5.4483e-05 deg
peri 336.8712763395974 5.6134e-05 deg
M 108.6539505025882 1.8015e-05 deg
tp 2456633.953078458094
(2013-Dec-07.45307846)
5.8637e-05 JED
period 1214.469341839005
3.33
1.2059e-05
3.302e-08
d
yr
n .2964257619339091 2.9434e-09 deg/d
Q 2.688665665676996 1.7798e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      848  
   data-arc span      21995 days (60.22 yr)  
   first obs. used      1954-11-25  
   last obs. used      2015-02-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50903  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:46:39  

Additional Information
 Earth MOID = .758478 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
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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