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79918 (1999 CZ24)
Classification: Main-belt Asteroid          SPK-ID: 2079918
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1296161178997949 4.108e-08  
a 2.650934446226344 1.4542e-08 au
q 2.307330614499643 1.1402e-07 au
i 14.06712257147779 4.9275e-06 deg
node 94.63657642904219 1.9548e-05 deg
peri 36.9949805301499 2.9213e-05 deg
M 340.4531034283164 2.1744e-05 deg
tp 2459086.099696268266
(2020-Aug-24.59969627)
9.5432e-05 TDB
period 1576.510651886142
4.32
1.2972e-05
3.552e-08
d
yr
n .2283524057191082 1.8789e-09 deg/d
Q 2.994538277953046 1.6426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      8011 days (21.93 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54249  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:21:32  

Additional Information
 Earth MOID = 1.33757 au 
 Jupiter MOID = 2.14651 au 
 T_jup = 3.336 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457188.5 (2015-Jun-15.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1289738472648185 4.1244e-08  
q 2.308549656162866 1.1434e-07 au
tp 2457512.289854121586
(2016-May-03.78985412)
9.27e-05 TDB
node 94.69726221758461 1.9558e-05 deg
peri 37.49382462085139 2.9258e-05 deg
i 14.06358209156026 4.9254e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      8011 days (21.93 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54249  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:21:32  

Additional Information
 Jupiter MOID = 2.14651 au 
 T_jup = 3.336 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.701071291349512E-15 -4.69079225681584E-15 -3.239108395945554E-13 4.542431883309679E-15 -1.74577335749998E-14 -2.608493716204689E-15
q -4.69079225681584E-15 1.307470208371845E-14 1.044672991654947E-12 -1.298577535115987E-14 7.721053822307117E-14 8.171573188014685E-15
tp -3.239108395945554E-13 1.044672991654947E-12 8.5933411037412E-9 3.467811503808974E-12 2.038014414542093E-9 8.02300062311132E-12
node 4.542431883309679E-15 -1.298577535115987E-14 3.467811503808974E-12 3.825290555059851E-10 -3.695070529611143E-10 -2.51355458209473E-11
peri -1.74577335749998E-14 7.721053822307117E-14 2.038014414542093E-9 -3.695070529611143E-10 8.560053214429019E-10 2.617115281542435E-11
i -2.608493716204689E-15 8.171573188014685E-15 8.02300062311132E-12 -2.51355458209473E-11 2.617115281542435E-11 2.425910457518432E-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 14.6   n/a MPO417376  
diameter diameter 3.306 km 0.701 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.281   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79918 (1999 CZ24)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1999 CZ24 = 2001 PW49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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