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24427 (2000 CN21)
Classification: Main-belt Asteroid          SPK-ID: 2024427
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2511319355619109 3.3331e-08  
a 2.648819064212711 8.2386e-09 au
q 1.983616005663684 8.7089e-08 au
i 13.54638844897937 4.1884e-06 deg
node 157.8313794565566 1.3845e-05 deg
peri 156.6888010620891 1.6001e-05 deg
M 169.9689325248074 7.4653e-06 deg
tp 2458653.063442396670
(2019-Jun-18.56344240)
3.1705e-05 TDB
period 1574.624001937157
4.31
7.3463e-06
2.011e-08
d
yr
n .2286260082134628 1.0666e-09 deg/d
Q 3.314022122761739 1.0308e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1889  
   data-arc span      14861 days (40.69 yr)  
   first obs. used      1980-07-11  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47962  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:00:27  

Additional Information
 Earth MOID = .97717 au 
 Jupiter MOID = 2.06538 au 
 T_jup = 3.307 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457218.5 (2015-Jul-15.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2521836159842299 3.3315e-08  
q 1.979761388078337 8.7126e-08 au
tp 2457080.745543104169
(2015-Feb-27.24554310)
3.087e-05 TDB
node 157.9014990205973 1.3839e-05 deg
peri 156.7810014341318 1.5984e-05 deg
i 13.55277101145472 4.1912e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1889  
   data-arc span      14861 days (40.69 yr)  
   first obs. used      1980-07-11  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47962  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:00:27  

Additional Information
 Jupiter MOID = 2.06538 au 
 T_jup = 3.307 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.109885169490591E-15 -2.895688876915925E-15 4.392838872982537E-13 -2.595684616653345E-16 9.887650293333615E-14 -2.271193156106861E-15
q -2.895688876915925E-15 7.590921401232561E-15 -1.169726093946584E-12 4.379104033827091E-16 -2.626476594606399E-13 6.249595205931317E-15
tp 4.392838872982537E-13 -1.169726093946584E-12 9.529831747771777E-10 -2.544594455158295E-12 2.562779835633729E-10 -2.91917871272621E-12
node -2.595684616653345E-16 4.379104033827091E-16 -2.544594455158295E-12 1.915230401260356E-10 -1.861766639707673E-10 1.790815801021538E-11
peri 9.887650293333615E-14 -2.626476594606399E-13 2.562779835633729E-10 -1.861766639707673E-10 2.554993032056334E-10 -1.815659414108404E-11
i -2.271193156106861E-15 6.249595205931317E-15 -2.91917871272621E-12 1.790815801021538E-11 -1.815659414108404E-11 1.756579964792798E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.06   n/a E2021B10  
diameter diameter 9.316 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 13.82376 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.055   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24427 (2000 CN21)          Discovered 2000-Feb-02 by LINEAR at Socorro
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 CN21 = 1993 OX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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