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3242 Bakhchisaraj (1979 SG9)
Classification: Main-belt Asteroid          SPK-ID: 2003242
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1604798932200417 2.7552e-08  
a 2.679887516000039 1.023e-08 au
q 2.24981945359063 7.3657e-08 au
i 12.38740002138566 4.1931e-06 deg
node 191.2741786098509 1.4736e-05 deg
peri 243.5947969705895 1.9786e-05 deg
M 51.76693288310643 1.331e-05 deg
tp 2458770.078388880009
(2019-Oct-13.57838888)
5.9006e-05 TDB
period 1602.408630051694
4.39
9.1754e-06
2.512e-08
d
yr
n .224661795529887 1.2864e-09 deg/d
Q 3.109955578409448 1.1872e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2442  
   data-arc span      14829 days (40.60 yr)  
   first obs. used      1979-09-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44112  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:51:19  

Additional Information
 Earth MOID = 1.29411 au 
 Jupiter MOID = 2.31612 au 
 T_jup = 3.325 
[ 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 12.4   n/a MPO416744  
diameter diameter 7.694 km 0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 15. 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:
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.359   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3242 Bakhchisaraj (1979 SG9)          Discovered 1979-Sep-22 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1979 SG9 = 1981 EE2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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