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6646 Churanta (1991 CA3)
Classification: Inner Main-belt Asteroid          SPK-ID: 2006646
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1006297377251466 1.428e-08  
a 1.924839141514035 4.3129e-09 au
q 1.731143083540382 2.928e-08 au
i 17.58822554261448 1.1743e-06 deg
node 340.7326377456289 1.2223e-06 deg
peri 105.9598339055839 6.3275e-06 deg
M 108.4100433261526 6.5277e-06 deg
tp 2458906.764047507735
(2020-Feb-27.26404751)
1.7344e-05 TDB
period 975.4164803631795
2.67
3.2784e-06
8.976e-09
d
yr
n .3690731161995133 1.2405e-09 deg/d
Q 2.118535199487689 4.7469e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1801  
   data-arc span      13901 days (38.06 yr)  
   first obs. used      1983-01-12  
   last obs. used      2021-02-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40747  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 18:57:35  

Additional Information
 Earth MOID = .815395 au 
 Jupiter MOID = 3.01806 au 
 T_jup = 3.857 
[ 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 14.54   n/a E2021B10  
diameter diameter 1.920 km 0.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.8711 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2007) Minor Planet Bull. 34, 72-77.]
[Warner, B.D (2012) Minor Planet Bull. 39, 69-80.]
[Warner, B.D. (2015) Minor Planet Bull. 42, 167-172.]
[Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 125-133.]
geometric albedo albedo 1.000   0.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6646 Churanta           Discovered 1991 Feb. 14 by E. F. Helin at Palomar.
Antonina Mikhailovna Churyumova (b. 1907) is the mother of astronomer Klim Churyumov. A poet who has participated actively in public issues in the Ukraine, she has seven other children.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010509/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1991 CA3 = 1983 AC2 = 1983 EU3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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