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80816 (2000 CR122)
Classification: Main-belt Asteroid          SPK-ID: 2080816
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1853579533651956 3.827e-08  
a 2.230672325297494 7.0852e-09 au
q 1.817199468451969 8.5329e-08 au
i 4.665246844871617 4.158e-06 deg
node 342.5671423139944 4.0911e-05 deg
peri 352.1501865886956 4.1899e-05 deg
M 187.2499465134096 9.1007e-06 deg
tp 2459584.439408369109
(2022-Jan-04.93940837)
3.1392e-05 TDB
period 1216.892167441195
3.33
5.7978e-06
1.587e-08
d
yr
n .2958355798747441 1.4095e-09 deg/d
Q 2.644145182143019 8.3985e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1468  
   data-arc span      7966 days (21.81 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50274  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:17:53  

Additional Information
 Earth MOID = .807505 au 
 Jupiter MOID = 2.7222 au 
 T_jup = 3.615 
[ 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 15.2   n/a MPO453230  
rotation period rot_per 5.280 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.]

80816 (2000 CR122)          Discovered 2000-Feb-03 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 2000 CR122 = 1998 QH17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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