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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 ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065889995584664 9.5746e-08  
a 2.2284858403826 1.5144e-08 au
q 1.768105180087751 2.1031e-07 au
i 6.602917355434389 8.1385e-06 deg
node 350.0331336409481 5.4428e-05 deg
peri 337.1433256687363 5.6091e-05 deg
M 226.8217856902023 1.877e-05 deg
tp 2457850.014734597438
(2017-Apr-06.51473460)
6.6363e-05 JED
period 1215.103425839915
3.33
1.2386e-05
3.391e-08
d
yr
n .2962710764733114 3.0201e-09 deg/d
Q 2.68886650067745 1.8273e-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 = .757168 au 
 Jupiter MOID = 2.65135 au 
 T_jup = 3.607 
[ 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 14.5 mag n/a MPO350934  

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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