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769 Tatjana (A913 TD)
Classification: Main-belt Asteroid          SPK-ID: 2000769
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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1871876311492265 3.743e-08  
a 3.169597557523124 1.3511e-08 au
q 2.576288099033996 1.2245e-07 au
i 7.367360114722336 4.0822e-06 deg
node 38.47545453936063 3.175e-05 deg
peri 253.7808993042652 3.3391e-05 deg
M 335.7290819452481 1.1833e-05 deg
tp 2459139.459523223791
(2020-Oct-16.95952322)
6.81e-05 TDB
period 2061.126334311466
5.64
1.3179e-05
3.608e-08
d
yr
n .1746617827384465 1.1168e-09 deg/d
Q 3.762907016012251 1.6041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3186  
   data-arc span      38676 days (105.89 yr)  
   first obs. used      1914-12-09  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41521  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:26:00  

Additional Information
 Earth MOID = 1.5727 au 
 Jupiter MOID = 1.50939 au 
 T_jup = 3.162 
[ 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 9.0   n/a MPO347519  
diameter diameter 96.720 km 0.684 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 35.08 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2002) Minor Planet Bull. 29, 72-73.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.052   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

769 Tatjana (A913 TD)          Discovered 1913-Oct-06 by Neujmin, G. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A913 TD = 1955 BA = 1963 KK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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