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100325 (1995 OC4)
Classification: Main-belt Asteroid          SPK-ID: 2100325
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09812530392870118 4.2158e-08  
a 2.386299499188121 9.7381e-09 au
q 2.15214313556538 1.0312e-07 au
i 3.292202980703923 4.5637e-06 deg
node 315.361336899617 6.5205e-05 deg
peri 28.73067782892031 6.8111e-05 deg
M 247.5429728039678 2.0771e-05 deg
tp 2459421.100660146767
(2021-Jul-25.60066015)		 7.8829e-05 TDB
period 1346.436424901142
3.69		 8.2419e-06
2.257e-08		 d
yr
n .2673724457702724 1.6367e-09 deg/d
Q 2.620455862810863 1.0694e-08 au
   Orbit Determination Parameters
   # obs. used (total)      902  
   data-arc span      9046 days (24.77 yr)  
   first obs. used      1995-07-22  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:52:10  

Additional Information
 Earth MOID = 1.1448 au 
 Jupiter MOID = 2.71071 au 
 T_jup = 3.526 
[ 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 15.7   n/a MPO432532  
diameter diameter 1.773 km 0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.323   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100325 (1995 OC4)          Discovered 1995-Jul-22 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1995 OC4 = 1999 TG104 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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