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101660 (1999 CK80)
Classification: Main-belt Asteroid          SPK-ID: 2101660
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1861429680439408 5.1165e-08  
a 3.145942083107678 2.1257e-08 au
q 2.560347086463677 1.6321e-07 au
i 7.0515882499654 4.9094e-06 deg
node 261.7221064285209 5.3154e-05 deg
peri 252.4097566469738 5.5629e-05 deg
M 294.457981524243 1.6021e-05 deg
tp 2459371.558019867921
(2021-Jun-06.05801987)
9.2054e-05 TDB
period 2038.095412057853
5.58
2.0657e-05
5.656e-08
d
yr
n .1766354989418822 1.7903e-09 deg/d
Q 3.731537079751679 2.5214e-08 au
  Orbit Determination Parameters
   # obs. used (total)      703  
   data-arc span      7948 days (21.76 yr)  
   first obs. used      1999-02-12  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53411  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:29:31  

Additional Information
 Earth MOID = 1.58181 au 
 Jupiter MOID = 1.40069 au 
 T_jup = 3.170 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457036.5 (2015-Jan-14.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869119780646631 5.1476e-08  
q 2.556238181365031 1.645e-07 au
tp 2457337.904787159221
(2015-Nov-11.40478716)
8.5203e-05 TDB
node 261.8246972568322 5.3159e-05 deg
peri 252.9388102361053 5.5554e-05 deg
i 7.053348449792501 4.9076e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      703  
   data-arc span      7948 days (21.76 yr)  
   first obs. used      1999-02-12  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53411  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:29:31  

Additional Information
 Jupiter MOID = 1.40069 au 
 T_jup = 3.170 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.649790946834472E-15 -8.421462160152917E-15 1.943512137974988E-12 -2.433996174794831E-15 4.047504952879026E-13 -4.202547635356913E-15
q -8.421462160152917E-15 2.706009052166077E-14 -5.914895340975358E-12 1.059436202701517E-14 -1.251413184039758E-12 1.346080772239912E-14
tp 1.943512137974988E-12 -5.914895340975358E-12 7.259519423302592E-9 2.351052666593819E-12 1.448698911287043E-9 -5.742613239264684E-12
node -2.433996174794831E-15 1.059436202701517E-14 2.351052666593819E-12 2.825907929992052E-9 -2.803435202100697E-9 -8.63787801435028E-11
peri 4.047504952879026E-13 -1.251413184039758E-12 1.448698911287043E-9 -2.803435202100697E-9 3.086282966928298E-9 8.454544661259431E-11
i -4.202547635356913E-15 1.346080772239912E-14 -5.742613239264684E-12 -8.63787801435028E-11 8.454544661259431E-11 2.408437013694743E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO412744  
diameter diameter 3.051 km 0.880 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.301   0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101660 (1999 CK80)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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