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136932 (1998 OB7)
Classification: Main-belt Asteroid          SPK-ID: 2136932
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2769286325891143 6.9628e-08  
a 2.437660446947131 1.0689e-08 au
q 1.762602472657492 1.7245e-07 au
i 6.139599298478925 6.6093e-06 deg
node 292.8006741657168 5.0106e-05 deg
peri 10.3412796561434 5.0798e-05 deg
M 275.7844465235995 8.1499e-06 deg
tp 2459325.698137226184
(2021-Apr-21.19813723)
3.152e-05 TDB
period 1390.139048771232
3.81
9.1434e-06
2.503e-08
d
yr
n .2589668999789699 1.7033e-09 deg/d
Q 3.112718421236769 1.3649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      512  
   data-arc span      7943 days (21.75 yr)  
   first obs. used      1998-07-28  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55377  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:42:08  

Additional Information
 Earth MOID = .747631 au 
 Jupiter MOID = 2.14235 au 
 T_jup = 3.442 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO426853  

136932 (1998 OB7)          Discovered 1998-Jul-28 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 OB7 = 2002 PD37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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