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90614 (6646 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2090614
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1203673995087937 3.5086e-08  
a 2.737606599575804 1.0574e-08 au
q 2.408088012306753 9.4827e-08 au
i 5.344091164976032 3.938e-06 deg
node 32.07980962916345 4.1229e-05 deg
peri 7.163731126593444 4.5086e-05 deg
M 120.1003205179951 1.7144e-05 deg
tp 2458844.553922545150
(2019-Dec-27.05392255)
7.8806e-05 TDB
period 1654.45510075865
4.53
9.5859e-06
2.624e-08
d
yr
n .2175943002834722 1.2607e-09 deg/d
Q 3.067125186844855 1.1847e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1015  
   data-arc span      22141 days (60.62 yr)  
   first obs. used      1960-09-26  
   last obs. used      2021-05-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48468  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:38:42  

Additional Information
 Earth MOID = 1.41521 au 
 Jupiter MOID = 2.34288 au 
 T_jup = 3.335 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.97   n/a MPCxxxxx  
diameter diameter 5.499 km 0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90614 (6646 P-L)          Discovered 1960-Sep-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 6646 P-L = 1994 CK15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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