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2837 Griboedov (1971 TJ2)
Classification: Main-belt Asteroid          SPK-ID: 2002837
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05697603722305208 1.8387e-08  
a 2.903269885343035 9.8342e-09 au
q 2.737853072287164 5.6912e-08 au
i 2.879827474218485 8.1766e-07 deg
node 61.82235957463232 1.8316e-05 deg
peri .1039930293482519 2.0747e-05 deg
M 292.2771765287691 1.8783e-05 deg
tp 2459540.408555828128
(2021-Nov-21.90855583)
9.4797e-05 TDB
period 1806.880957202092
4.95
9.1806e-06
2.514e-08
d
yr
n .1992383607592227 1.0123e-09 deg/d
Q 3.068686698398906 1.0395e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3392  
   data-arc span      17996 days (49.27 yr)  
   first obs. used      1971-10-13  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44407  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:21:22  

Additional Information
 Earth MOID = 1.74992 au 
 Jupiter MOID = 2.11857 au 
 T_jup = 3.282 
[ 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 12.01   n/a E2021B10  
diameter diameter 12.344 km 0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.950 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:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.201   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2837 Griboedov (1971 TJ2)          Discovered 1971-Oct-13 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1971 TJ2 = 1973 AD1 = 1974 HD2 = 1979 HZ2 = 1981 VD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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