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101625 (1999 CP20)
Classification: Main-belt Asteroid          SPK-ID: 2101625
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08738265728321153 5.3142e-08  
a 2.52508918829408 1.292e-08 au
q 2.304440185143836 1.3588e-07 au
i 4.815489416831634 4.0468e-06 deg
node 38.9153658761086 6.3149e-05 deg
peri 198.8385252415976 9.714e-05 deg
M 65.48805418483261 8.0309e-05 deg
tp 2458933.892049523734
(2020-Mar-25.39204952)
0.0003271 TDB
period 1465.59343327817
4.01
1.1248e-05
3.08e-08
d
yr
n .2456342883542874 1.8852e-09 deg/d
Q 2.745738191444325 1.4049e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1142  
   data-arc span      10751 days (29.43 yr)  
   first obs. used      1991-02-05  
   last obs. used      2020-07-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51077  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:43  

Additional Information
 Earth MOID = 1.29183 au 
 Jupiter MOID = 2.2453 au 
 T_jup = 3.444 
[ 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 14.78   n/a E2021B55  
rotation period rot_per 4.544 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.]

101625 (1999 CP20)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 CP20 = 2001 SU58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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