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9963 Sandage (1992 AN)
Classification: Main-belt Asteroid          SPK-ID: 2009963
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2809643562017013 7.5475e-08  
a 2.340634822261531 1.7091e-08 AU
q 1.682999866321536 1.807e-07 AU
i 23.46223467139577 7.474e-06 deg
node 116.9703372317467 1.75e-05 deg
peri 241.2189442960983 2.0691e-05 deg
M 217.295567613271 1.4317e-05 deg
tp 2457518.982235979729
(2016-May-10.48223598)
5.5138e-05 JED
period 1307.973423326273
3.58
1.4326e-05
3.922e-08
d
yr
n .2752349501754351 3.0146e-09 deg/d
Q 2.998269778201526 2.1893e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      894  
   data-arc span      9270 days (25.38 yr)  
   first obs. used      1989-02-04  
   last obs. used      2014-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50785  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:16:41  

Additional Information
 Earth MOID = .773253 AU 
 T_jup = 3.404 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO309229  

9963 Sandage           Discovered 1992 Jan. 9 by E. F. Helin at Palomar.
Allan Sandage (b. 1926), a distinguished American astronomer of Palomar and Mt. Wilson fame, is an international authority in stellar astronomy and observational cosmology. The name was suggested by S. Kientz and endorsed by the discoverer, who first met Sandage at Palomar in the early 1970s.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010902/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1992 AN = 1976 NH = 1989 CK6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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