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4005 Dyagilev (1972 TC2)
Classification: Main-belt Asteroid          SPK-ID: 2004005
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484083692439516 3.8836e-08  
a 2.45142045866368 8.3203e-09 au
q 2.087609146062143 9.4602e-08 au
i 6.842947761737284 3.234e-06 deg
node 74.14009975037077 3.4359e-05 deg
peri 266.0160421281641 3.5994e-05 deg
M 187.7871608380832 1.1906e-05 deg
tp 2459671.138006500234
(2022-Apr-01.63800650)
4.7489e-05 TDB
period 1401.926148567175
3.84
7.1374e-06
1.954e-08
d
yr
n .2567895608252506 1.3073e-09 deg/d
Q 2.815231771265216 9.5551e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2700  
   data-arc span      25776 days (70.57 yr)  
   first obs. used      1949-11-21  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43214  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:04:12  

Additional Information
 Earth MOID = 1.09252 au 
 Jupiter MOID = 2.57895 au 
 T_jup = 3.470 
[ 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 12.8   n/a MPO365295  
diameter diameter 7.693 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.400 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Hasegawa, S.; Miyaska, S.; Mito, H.; Sarugaku, Y.; et al. (2014) Pub. Astron. Soc. Japan 66, 54.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.250   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4005 Dyagilev (1972 TC2)          Discovered 1972-Oct-08 by Zhuravleva, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1972 TC2 = 1968 TE = 1972 XE = 1981 AF4 = 1986 EB5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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