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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09226226466342664 2.7985e-08  
a 2.903537853176438 9.2769e-09 au
q 2.635650875306395 8.2191e-08 au
i 3.159001391818282 3.3278e-06 deg
node 76.1911821818088 5.3912e-05 deg
peri 318.9406085931514 5.7134e-05 deg
M 31.84238042684857 1.7684e-05 deg
tp 2459040.657342595284
(2020-Jul-10.15734260)
8.8876e-05 TDB
period 1807.131121930154
4.95
8.6607e-06
2.371e-08
d
yr
n .199210779799693 9.5472e-10 deg/d
Q 3.171424831046479 1.0133e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3322  
   data-arc span      28449 days (77.89 yr)  
   first obs. used      1943-02-27  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44227  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:59:03  

Additional Information
 Earth MOID = 1.64229 au 
 Jupiter MOID = 2.20975 au 
 T_jup = 3.277 
[ 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 11.81   n/a E2021B10  
diameter diameter 10.407 km 0.952 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 4.626 h n/a LCDB (Rev. 2020-October); 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] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

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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