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16025 (1999 CA104)
Classification: Main-belt Asteroid          SPK-ID: 2016025
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .208177638505457 1.9926e-08  
a 2.288623165348768 8.6983e-09 au
q 1.812182999357577 4.731e-08 au
i 6.787184606387346 1.0184e-06 deg
node 228.30084823 6.1025e-06 deg
peri 59.35966838152105 6.7949e-06 deg
M 322.1090568155222 5.5023e-06 deg
tp 2459333.604511631257
(2021-Apr-29.10451163)
1.9915e-05 TDB
period 1264.619462069295
3.46
7.2096e-06
1.974e-08
d
yr
n .2846706149934879 1.6229e-09 deg/d
Q 2.765063331339959 1.0509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1842  
   data-arc span      13706 days (37.52 yr)  
   first obs. used      1983-09-05  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48691  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:16:47  

Additional Information
 Earth MOID = .805434 au 
 Jupiter MOID = 2.41538 au 
 T_jup = 3.562 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457165.5 (2015-May-23.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2086896623536202 1.992e-08  
q 1.810893165733235 4.7295e-08 au
tp 2456803.519065356374
(2014-May-26.01906536)
1.2478e-05 TDB
node 228.35599612941 6.1076e-06 deg
peri 59.23910475116976 6.7947e-06 deg
i 6.784682660966877 1.0181e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1842  
   data-arc span      13706 days (37.52 yr)  
   first obs. used      1983-09-05  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48691  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:16:47  

Additional Information
 Jupiter MOID = 2.41538 au 
 T_jup = 3.562 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.968080805210621E-16 -9.323783041792877E-16 1.504701460513695E-13 2.521824227574431E-14 -8.685892490672037E-15 1.400107264858539E-16
q -9.323783041792877E-16 2.236813895221089E-15 -3.370657311122757E-13 -5.935561990016302E-14 2.806884524862219E-14 -4.130086249408222E-16
tp 1.504701460513695E-13 -3.370657311122757E-13 1.556960830515584E-10 3.298144514913484E-12 3.078300729101426E-11 -1.749725517673993E-12
node 2.521824227574431E-14 -5.935561990016302E-14 3.298144514913484E-12 3.730270876032156E-11 -3.701221406273602E-11 -1.978605037161373E-12
peri -8.685892490672037E-15 2.806884524862219E-14 3.078300729101426E-11 -3.701221406273602E-11 4.616751173049764E-11 1.667780631168311E-12
i 1.400107264858539E-16 -4.130086249408222E-16 -1.749725517673993E-12 -1.978605037161373E-12 1.667780631168311E-12 1.036534591670215E-12

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 14.32   n/a E2021B10  
diameter diameter 4.337 km 0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.55733 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 0.149   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16025 (1999 CA104)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CA104 = 1983 RK6 = 1986 KC = 1993 LT1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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