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1772 Gagarin (1968 CB)
Classification: Main-belt Asteroid          SPK-ID: 2001772
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1047252514779499 7.9249e-08  
a 2.527563475511743 9.2826e-09 au
q 2.262863754912295 2.006e-07 au
i 5.742215861378654 4.0792e-06 deg
node 88.17547055148341 4.3619e-05 deg
peri 93.47239766667698 5.1083e-05 deg
M 237.5275104025408 3.0607e-05 deg
tp 2459099.829907196116
(2020-Sep-07.32990720)
0.00012537 TDB
period 1467.748121896029
4.02
8.0855e-06
2.214e-08
d
yr
n .2452736914661856 1.3512e-09 deg/d
Q 2.792263196111191 1.0255e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2889  
   data-arc span      29067 days (79.58 yr)  
   first obs. used      1940-04-01  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42659  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:08:27  

Additional Information
 Earth MOID = 1.27462 au 
 Jupiter MOID = 2.18482 au 
 T_jup = 3.438 
[ 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 12.6   n/a MPO416725  
diameter diameter 9.634 km 0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.96 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:
[Binzel, R.P. (1987) Icarus 72, 135-208.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.138   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
B-V BV 0.920   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=3.90 deg.

1772 Gagarin (1968 CB)          Discovered 1968-Feb-06 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1968 CB = 1940 GA = 1942 VZ = 1948 ET = 1960 FH = 1969 OO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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