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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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2069187588104546 1.0489e-07  
a 2.227710507525921 1.5568e-08 AU
q 1.76675541431965 2.3279e-07 AU
i 6.601084911826615 9.9262e-06 deg
node 350.0483256780228 5.4518e-05 deg
peri 336.8712733072939 5.6314e-05 deg
M 108.6539514079618 1.8047e-05 deg
tp 2456633.953074628284
(2013-Dec-07.45307463)
5.8839e-05 JED
period 1214.469344408475
3.33
1.2731e-05
3.486e-08
d
yr
n .2964257613067568 3.1073e-09 deg/d
Q 2.688665600732193 1.8789e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      21877 days (59.90 yr)  
   first obs. used      1954-11-25  
   last obs. used      2014-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51119  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:27:00  

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 (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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