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JPL Small-Body Database Browser
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85055 (6872 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2085055
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09820495569386999 3.9112e-08  
a 2.735328058291573 1.7217e-08 au
q 2.46670528751885 1.033e-07 au
i 1.624971573338569 4.9994e-06 deg
node 20.0722599406751 0.00015776 deg
peri 233.3836525869161 0.00016051 deg
M 73.20608181092932 3.1096e-05 deg
tp 2458264.486118446602
(2018-May-25.98611845)
0.00014162 TDB
period 1652.389997755131
4.52
1.5601e-05
4.271e-08
d
yr
n .2178662425269344 2.057e-09 deg/d
Q 3.003950829064297 1.8908e-08 au
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      21582 days (59.09 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58964  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:08:14  

Additional Information
 Earth MOID = 1.4523 au 
 Jupiter MOID = 2.02732 au 
 T_jup = 3.345 
[ 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 15.5   n/a MPO453280  
diameter diameter 5.351 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85055 (6872 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 6872 P-L = 1999 FJ60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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