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2208 Pushkin (1977 QL3)
Classification: Outer Main-belt Asteroid          SPK-ID: 2002208
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03062112099821626 3.331e-08  
a 3.495443782621167 2.1438e-08 au
q 3.388409375611062 1.1392e-07 au
i 5.40249774239467 3.6515e-06 deg
node 78.543428431831 4.4722e-05 deg
peri 4.500899065732656 8.7993e-05 deg
M 100.7914509850705 7.4331e-05 deg
tp 2458332.197468782453
(2018-Aug-01.69746878)
0.00049369 TDB
period 2386.997199533852
6.54
2.196e-05
6.012e-08
d
yr
n .1508171019514824 1.3875e-09 deg/d
Q 3.602478189631273 2.2094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2681  
   data-arc span      19048 days (52.15 yr)  
   first obs. used      1968-04-22  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43707  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:42:02  

Additional Information
 Earth MOID = 2.40431 au 
 Jupiter MOID = 1.50536 au 
 T_jup = 3.120 
[ show covariance matrix ]

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 10.6   n/a MPO473794 IRAS observations used: 12
diameter diameter 40.850 km 0.235 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.405 h n/a LCDB (Rev. 2019-August); 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 0.044   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.753   0.024 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=2.07, mean=2.14, max.=2.22) deg.
U-B UB 0.240   0.042 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=2.07, mean=2.14, max.=2.22) deg.
Tholen spectral type spec_T D   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

2208 Pushkin           Discovered 1977 Aug. 22 by N. S. Chernykh at the Crimean Astrophysical Observatory.
Named for the great Russian poet Aleksandr Sergeevich Pushkin (1799-1837).
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5849Last Updated: 2006-03-21

[ show close-approach data ]
Alternate Designations
 1977 QL3 = 1968 HU = 1971 SN3 = 1971 UG2 = 1973 AN3 = 1978 WJ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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