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2769 Mendeleev (1976 GZ2)
Classification: Main-belt Asteroid          SPK-ID: 2002769
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1270327418524598 3.4239e-08  
a 3.139082817684794 1.3431e-08 au
q 2.74031652045235 1.067e-07 au
i 2.521992735491227 3.19e-06 deg
node 102.3513109504513 8.9881e-05 deg
peri 46.97097016520805 9.092e-05 deg
M 57.05205443154424 1.3196e-05 deg
tp 2458878.562642794093
(2020-Jan-30.06264279)
7.4383e-05 TDB
period 2031.433394448392
5.56
1.3037e-05
3.569e-08
d
yr
n .1772147691299291 1.1373e-09 deg/d
Q 3.537849114917238 1.5137e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2830  
   data-arc span      24849 days (68.03 yr)  
   first obs. used      1953-03-10  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47064  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:30:27  

Additional Information
 Earth MOID = 1.75227 au 
 Jupiter MOID = 1.46267 au 
 T_jup = 3.197 
[ 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 12.24   n/a MPCxxxxx  
diameter diameter 13.922 km 3.297 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 8.229 h n/a LCDB (Rev. 2020-October); 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 0.067   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2769 Mendeleev (1976 GZ2)          Discovered 1976-Apr-01 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1976 GZ2 = 1953 EA1 = 1981 AS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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