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JPL Small-Body Database Browser
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277172 (2005 OB)
Classification: Mars-crossing Asteroid          SPK-ID: 2277172
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3580651455726387 1.0674e-07  
a 2.146862019634325 3.683e-08 au
q 1.378145558049591 2.4867e-07 au
i 6.612103622499077 7.0758e-06 deg
node 297.8379001508345 7.0046e-05 deg
peri 13.76480634799434 7.2095e-05 deg
M 142.9721046562256 4.3133e-05 deg
tp 2458144.196882585088
(2018-Jan-25.69688259)
0.00012641 TDB
period 1148.959250927662
3.15
2.9566e-05
8.095e-08
d
yr
n .3133270389783959 8.0627e-09 deg/d
Q 2.915578481219058 5.0017e-08 au
  Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      5881 days (16.10 yr)  
   first obs. used      2001-02-20  
   last obs. used      2017-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67534  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 16:16:26  

Additional Information
 Earth MOID = .364114 au 
 Jupiter MOID = 2.3814 au 
 T_jup = 3.615 
[ 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 17.6   n/a MPO402016  

277172 (2005 OB)          Discovered 2005-Jul-16 by LONEOS at Anderson Mesa
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 OB = 2002 VD92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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