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101661 (1999 CS84)
Classification: Main-belt Asteroid          SPK-ID: 2101661
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .143776830771222 4.2751e-08  
a 2.372624331588339 6.9915e-09 au
q 2.031495924581879 1.0291e-07 au
i 10.27665276592125 3.6876e-06 deg
node 55.36007699235755 2.4186e-05 deg
peri 93.54480544873694 2.8224e-05 deg
M 337.9106982878421 1.2851e-05 deg
tp 2459282.407068584389
(2021-Mar-08.90706858)
4.763e-05 TDB
period 1334.878986878556
3.65
5.9003e-06
1.615e-08
d
yr
n .2696873675731565 1.192e-09 deg/d
Q 2.713752738594799 7.9967e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1053  
   data-arc span      8123 days (22.24 yr)  
   first obs. used      1998-12-17  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54617  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:55  

Additional Information
 Earth MOID = 1.07259 au 
 Jupiter MOID = 2.3446 au 
 T_jup = 3.508 
[ 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 15.2   n/a MPO432543  
diameter diameter 3.799 km 0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101661 (1999 CS84)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 CS84 = 2001 ST176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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