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JPL Small-Body Database Browser
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160877 (2001 OP77)
Classification: Main-belt Asteroid          SPK-ID: 2160877
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2074752141920477 7.2514e-08  
a 3.12010336304113 2.9321e-08 au
q 2.472759249492843 2.3091e-07 au
i 25.4033232142966 9.0834e-06 deg
node 309.0479392149505 1.4831e-05 deg
peri 71.05899544162764 2.8237e-05 deg
M 21.17968782917684 1.9257e-05 deg
tp 2458482.068030059625
(2018-Dec-29.56803006)
0.0001076 TDB
period 2013.037657703381
5.51
2.8376e-05
7.769e-08
d
yr
n .1788342103896427 2.5209e-09 deg/d
Q 3.767447476589417 3.5404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      6641 days (18.18 yr)  
   first obs. used      2001-07-26  
   last obs. used      2019-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58236  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 18:43:17  

Additional Information
 Earth MOID = 1.58687 au 
 Jupiter MOID = 2.0521 au 
 T_jup = 3.036 
[ 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 14.5   n/a MPO449863  
diameter diameter 8.386 km 0.270 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160877 (2001 OP77)          Discovered 2001-Jul-26 by NEAT at Palomar
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 2001 OP77 = 2002 XK65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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