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85916 (1999 CT98)
Classification: Main-belt Asteroid          SPK-ID: 2085916
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1258433889375284 3.5156e-08  
a 2.616760541744875 1.3574e-08 au
q 2.287458527133697 9.2051e-08 au
i 6.389280969251513 4.283e-06 deg
node 103.1034135864075 4.8678e-05 deg
peri 352.6782446923404 5.8547e-05 deg
M 54.31209792512131 2.9619e-05 deg
tp 2458767.240962942133
(2019-Oct-10.74096294)
0.00012723 TDB
period 1546.124280756085
4.23
1.2031e-05
3.294e-08
d
yr
n .232840273243722 1.8118e-09 deg/d
Q 2.946062556356053 1.5283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      7665 days (20.99 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54717  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:41:02  

Additional Information
 Earth MOID = 1.30444 au 
 Jupiter MOID = 2.20929 au 
 T_jup = 3.387 
[ 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 15.5   n/a MPO453290  
diameter diameter 4.857 km 0.587 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.057   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

85916 (1999 CT98)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1999 CT98 = 2002 YV29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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