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962 Aslog (A921 UJ)
Classification: Main-belt Asteroid          SPK-ID: 2000962
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09664070109842739 2.1594e-08  
a 2.905451793450016 8.6548e-09 au
q 2.624666895123323 6.2119e-08 au
i 2.604666766590404 1.2033e-06 deg
node 145.448028309169 1.396e-05 deg
peri 224.2013754279513 1.9702e-05 deg
M 25.9137601120313 1.1439e-05 deg
tp 2459070.289240703657
(2020-Aug-08.78924070)
5.7589e-05 TDB
period 1808.918240503428
4.95
8.0827e-06
2.213e-08
d
yr
n .199013969752337 8.8924e-10 deg/d
Q 3.186236691776708 9.4913e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3513  
   data-arc span      38134 days (104.41 yr)  
   first obs. used      1916-10-23  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42429  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:02:44  

Additional Information
 Earth MOID = 1.62309 au 
 Jupiter MOID = 2.27474 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 11.38   n/a E2021B10  
rotation period rot_per 5.465 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Gartrelle, G. (2012) Minor Planet Bull. 39, 40-46.]
B-V BV 0.819   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=4.53 deg.
U-B UB 0.410   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=4.53 deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

962 Aslog (A921 UJ)          Discovered 1921-Oct-25 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A921 UJ = 1934 GO = 1938 DM2 = 1951 XG = A916 UM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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