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46645 (1995 OP1)
Classification: Main-belt Asteroid          SPK-ID: 2046645
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .117541008647884 8.4158e-08  
a 2.945923966012557 3.5218e-08 AU
q 2.599657091647466 2.4782e-07 AU
i 4.547810982029946 8.3123e-06 deg
node 339.6409309870947 8.8808e-05 deg
peri 210.4127301534078 9.2547e-05 deg
M 46.60173528263098 2.5348e-05 deg
tp 2456761.427119071074
(2014-Apr-13.92711907)
0.00012999 JED
period 1846.846187431377
5.06
3.3118e-05
9.067e-08
d
yr
n .1949268988668157 3.4955e-09 deg/d
Q 3.292190840377648 3.9358e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      7280 days (19.93 yr)  
   first obs. used      1995-07-19  
   last obs. used      2015-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54275  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 13:13:08  

Additional Information
 Earth MOID = 1.60276 AU 
 T_jup = 3.256 
[ 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 14.2 mag n/a MPO257184  

46645 (1995 OP1)          Discovered 1995-Jul-19 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 OP1 = 2001 TB99 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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