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16994 (1999 CJ14)
Classification: Main-belt Asteroid          SPK-ID: 2016994
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1555226566604946 3.3717e-08  
a 2.899780471248813 1.1387e-08 au
q 2.448798908627976 9.6463e-08 au
i 17.56105315830563 5.9927e-07 deg
node 179.6509573916381 3.5452e-06 deg
peri 40.03524289657483 7.0443e-06 deg
M 120.3116690597976 5.5383e-06 deg
tp 2458597.730375160366
(2019-Apr-24.23037516)
2.607e-05 TDB
period 1803.624425112211
4.94
1.0624e-05
2.909e-08
d
yr
n .1995980953615678 1.1757e-09 deg/d
Q 3.350762033869649 1.3158e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2212  
   data-arc span      25365 days (69.45 yr)  
   first obs. used      1951-08-10  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:50:31  

Additional Information
 Earth MOID = 1.46779 au 
 Jupiter MOID = 1.67257 au 
 T_jup = 3.201 
[ show covariance matrix ]

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 13.37   n/a E2021B10  
diameter diameter 8.250 km 0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.149   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16994 (1999 CJ14)          Discovered 1999-Feb-13 by Korlevic, K. at Visnjan
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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