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24796 (1994 CD18)
Classification: Main-belt Asteroid          SPK-ID: 2024796
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1917606429299072 3.6069e-08  
a 2.19199723689885 5.7163e-09 au
q 1.771658437450547 7.9258e-08 au
i 8.129134486170958 4.479e-06 deg
node 358.2004856698165 2.0956e-05 deg
peri 21.09868729343162 2.2651e-05 deg
M 218.9588696981155 9.4033e-06 deg
tp 2459664.910156861995
(2022-Mar-26.41015686)
3.1843e-05 TDB
period 1185.38227900237
3.25
4.6369e-06
1.27e-08
d
yr
n .303699495409177 1.188e-09 deg/d
Q 2.612336036347154 6.8125e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2632  
   data-arc span      11194 days (30.65 yr)  
   first obs. used      1989-09-27  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37676  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:49:24  

Additional Information
 Earth MOID = .774294 au 
 Jupiter MOID = 2.86321 au 
 T_jup = 3.635 
[ 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 14.95   n/a E2021B10  
diameter diameter 2.305 km 0.488 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.58622 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 0.438   0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24796 (1994 CD18)          Discovered 1994-Feb-08 by Elst, E. W. at La Silla
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 CD18 = 1989 SG8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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