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1390 Abastumani (1935 TA)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001390
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03537495409503332 4.6091e-08  
a 3.438297291067668 1.8123e-08 au
q 3.316667682231072 1.6052e-07 au
i 19.928203723 5.3443e-06 deg
node 28.91870872174866 1.1426e-05 deg
peri 332.2715496471422 6.0134e-05 deg
M 54.85779190661423 5.8516e-05 deg
tp 2458245.646260325851
0.00037864 TDB
period 2328.700114291168
n .1545926836137852 1.2223e-09 deg/d
Q 3.559926899904264 1.8764e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2379  
   data-arc span      32914 days (90.11 yr)  
   first obs. used      1929-10-26  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43412  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 20:59:04  

Additional Information
 Earth MOID = 2.32559 au 
 Jupiter MOID = 1.63459 au 
 T_jup = 3.041 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.2   n/a MPO502166 IRAS observations used: 12
diameter diameter 95.849 km 2.283 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 17.100 h n/a LCDB (Rev. 2019-January); 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:
[Gross, J. (2003) Minor Planet Bull. 30, 44-46.]
geometric albedo albedo 0.033   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
B-V BV 0.685   0.029 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=5; phase (min.=1.06, mean=4.50, max.=15.38) deg.
U-B UB 0.189   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=1.06, mean=6.94, max.=15.38) deg.
Tholen spectral type spec_T P   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

1390 Abastumani (1935 TA)          Discovered 1935-Oct-03 by Shajn, P. at Simeis
Practically simultaneous independent discovery by C. Jackson, Johannesburg (UO).
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1935 TA = 1926 GN = 1929 UL = A907 GN = A916 VA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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