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10643 (1999 CE78)
Classification: Main-belt Asteroid          SPK-ID: 2010643
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0932826085194864 1.7354e-08  
a 2.552791824783482 9.3148e-09 au
q 2.314660744360459 4.5605e-08 au
i 4.75074033500803 3.7924e-07 deg
node 220.7659516785124 5.978e-06 deg
peri 11.55696539659609 1.2724e-05 deg
M 58.75451342817455 8.8008e-06 deg
tp 2458957.357845494213
(2020-Apr-17.85784549)
3.6578e-05 TDB
period 1489.777899855935
4.08
8.154e-06
2.232e-08
d
yr
n .2416467582414888 1.3226e-09 deg/d
Q 2.790922905206505 1.0184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2554  
   data-arc span      10828 days (29.65 yr)  
   first obs. used      1991-02-10  
   last obs. used      2020-10-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44989  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:14:22  

Additional Information
 Earth MOID = 1.30277 au 
 Jupiter MOID = 2.1946 au 
 T_jup = 3.428 
[ 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 13.45   n/a E2021B10  
diameter diameter 6.229 km 0.216 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.37978 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.239   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

10643 (1999 CE78)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 19990504/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CE78 = 1991 CG6 = 1991 EZ8 = 1992 QC1 = 1993 XJ2 = 1997 XO7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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