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9403 Sanduleak (1994 UJ11)
Classification: Main-belt Asteroid          SPK-ID: 2009403
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09591588639691134 5.1322e-08  
a 2.68679186254737 2.0041e-08 au
q 2.42908583948713 1.4331e-07 au
i 4.290055752600711 5.3382e-06 deg
node 78.59356317472186 7.2638e-05 deg
peri 222.4712965001684 7.8799e-05 deg
M 64.75417841932453 3.3267e-05 deg
tp 2457311.155814073232
(2015-Oct-15.65581407)
0.00014707 JED
period 1608.605181570043
4.40
1.7998e-05
4.928e-08
d
yr
n .2237963697522285 2.5039e-09 deg/d
Q 2.94449788560761 2.1963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      8589 days (23.52 yr)  
   first obs. used      1992-03-09  
   last obs. used      2015-09-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49559  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:39:08  

Additional Information
 Earth MOID = 1.41523 au 
 Jupiter MOID = 2.21934 au 
 T_jup = 3.363 
[ 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 13.1 mag n/a MPO263433  

9403 Sanduleak           Discovered 1994 Oct. 31 by Spacewatch at Kitt Peak.
Nicholas Sanduleak (1933-1990) was a staff scientist at the Warner and Swasey Observatory from 1967 to his death. Renowned as a classifier and cataloguer of stars, he was the co-discoverer of SS 433 (V1343 Aql) and the cataloguer of the precursor object of SN 1987A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000523/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1994 UJ11 = 1997 GS36 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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