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21341 (1997 CV19)
Classification: Main-belt Asteroid          SPK-ID: 2021341
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0918533639706295 2.5549e-08  
a 2.389718680443849 7.8844e-09 au
q 2.170214980701628 6.1111e-08 au
i 6.691885783310185 1.1799e-06 deg
node 126.8583543843391 7.0634e-06 deg
peri 132.5029199248654 1.0317e-05 deg
M 122.6032001855335 6.3504e-06 deg
tp 2458936.965734844269
(2020-Mar-28.46573484)
2.3517e-05 TDB
period 1349.331299719069
3.69
6.6778e-06
1.828e-08
d
yr
n .2667988210715574 1.3204e-09 deg/d
Q 2.609222380186071 8.6086e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2176  
   data-arc span      8943 days (24.48 yr)  
   first obs. used      1997-02-12  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49062  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:41:58  

Additional Information
 Earth MOID = 1.16106 au 
 Jupiter MOID = 2.44652 au 
 T_jup = 3.518 
[ 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 14.09   n/a E2021B10  
rotation period rot_per 3.502 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.]

21341 (1997 CV19)          Discovered 1997-Feb-12 by Kobayashi, T. at Oizumi
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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