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243085 (2007 OM4)
Classification: Main-belt Asteroid          SPK-ID: 2243085
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3355586808551361 6.5689e-08  
a 2.766037388964948 2.9329e-08 au
q 1.837869531527885 1.9556e-07 au
i 32.95310874479065 9.5741e-06 deg
node 28.63853886118052 8.2208e-06 deg
peri 297.5492409826229 1.7113e-05 deg
M 293.4893011330996 1.9059e-05 deg
tp 2459310.937735435514
(2021-Apr-06.43773544)
9.2575e-05 TDB
period 1680.294849711798
4.60
2.6725e-05
7.317e-08
d
yr
n .2142481125034375 3.4076e-09 deg/d
Q 3.694205246402011 3.917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      7912 days (21.66 yr)  
   first obs. used      1998-10-18  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55096  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:34:37  

Additional Information
 Earth MOID = .986884 au 
 Jupiter MOID = 2.29646 au 
 T_jup = 3.034 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO251692  
diameter diameter 3.260 km 0.915 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.119   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

243085 (2007 OM4)          Discovered 2007-Jul-22 by Siding Spring Survey at Siding Spring
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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