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JPL Small-Body Database Browser
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1912 Anubis (6534 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2001912
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09204445656562833 2.9797e-08  
a 2.902802302528466 1.0747e-08 au
q 2.635615442074779 8.9153e-08 au
i 3.159186440833807 3.3774e-06 deg
node 76.18970181519713 6.4514e-05 deg
peri 318.8956966321323 6.7597e-05 deg
M 352.0364809934283 1.9968e-05 deg
tp 2459040.460152354756
0.00010023 TDB
period 1806.444467055416
n .1992865026107422 1.1067e-09 deg/d
Q 3.169989162982153 1.1736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2883  
   data-arc span      28082 days (76.88 yr)  
   first obs. used      1943-02-27  
   last obs. used      2020-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46844  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:08:07  

Additional Information
 Earth MOID = 1.64335 au 
 Jupiter MOID = 2.21057 au 
 T_jup = 3.278 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.7   n/a MPO435715  
diameter diameter 10.407 km 0.952 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 4.626 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.382   0.250 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

1912 Anubis           Discovered 1960 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld at Leiden, on Palomar Schmidt plates taken by T. Gehrels.
Named for the Egyptian god who had the shape of a jackal and was the protector of the dead.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5013Last Updated: 2006-03-21

Alternate Designations
 6534 P-L = 1938 DJ2 = 1943 DD = 1968 HQ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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