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154029 (2002 CY46)
Classification: Apollo [NEO]          SPK-ID: 2154029
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 130 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4626686891019996 4.2312e-08  
a 1.890027931598423 1.4077e-08 au
q 1.015571186119617 8.1518e-08 au
i 44.19355773931047 1.4973e-05 deg
node 346.1642088840855 5.0786e-06 deg
peri 319.3898067410183 1.0617e-05 deg
M 284.0421457165745 1.8009e-05 deg
tp 2459200.749272810608
(2020-Dec-17.24927281)
4.9561e-05 TDB
period 949.0754957719914
2.60
1.0603e-05
2.903e-08
d
yr
n .3793165049606206 4.2379e-09 deg/d
Q 2.764484677077228 2.0591e-08 au
  Orbit Determination Parameters
   # obs. used (total)      545  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      6660 days (18.23 yr)  
   first obs. used      2002-02-11  
   last obs. used      2020-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52874  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-08 05:54:46  

Additional Information
 Earth MOID = .0876951 au 
 Jupiter MOID = 2.89405 au 
 T_jup = 3.519 
[ 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 16.4   n/a MPO453999  
diameter diameter 1.119 km 0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)  
rotation period rot_per 2.554 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D.; Skiff, B.A. (2011) Minor Planet Bull. 38, 32-33.]
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.; Pravec, P.; Koehn, B.W. (2019). Minor Planet Bull. 46-4, in press.]
geometric albedo albedo 0.098   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

154029 (2002 CY46)          Discovered 2002-Feb-11 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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