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101681 (1999 CH110)
Classification: Main-belt Asteroid          SPK-ID: 2101681
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08811643760408992 4.2893e-08  
a 2.529074665926527 1.4367e-08 au
q 2.306221615930328 1.1015e-07 au
i 11.79242746784824 4.2441e-06 deg
node 208.1494323006359 2.5115e-05 deg
peri 29.52814485896066 4.5073e-05 deg
M 74.66444261522805 3.9755e-05 deg
tp 2458895.814188739014
(2020-Feb-16.31418874)
0.00016267 TDB
period 1469.064633874119
4.02
1.2518e-05
3.427e-08
d
yr
n .2450538878269993 2.0882e-09 deg/d
Q 2.751927715922727 1.5633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      886  
   data-arc span      8329 days (22.80 yr)  
   first obs. used      1997-10-30  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59019  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:01  

Additional Information
 Earth MOID = 1.30157 au 
 Jupiter MOID = 2.23827 au 
 T_jup = 3.417 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456964.5 (2014-Nov-03.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08773935075752722 4.3056e-08  
q 2.307332227982246 1.1029e-07 au
tp 2457424.663205440867
(2016-Feb-06.16320544)
0.00016525 TDB
node 208.2776472745178 2.5128e-05 deg
peri 28.80336651492055 4.5043e-05 deg
i 11.78834980033817 4.242e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      886  
   data-arc span      8329 days (22.80 yr)  
   first obs. used      1997-10-30  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59019  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:01  

Additional Information
 Jupiter MOID = 2.23827 au 
 T_jup = 3.417 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.853784617072532E-15 -4.716083337716776E-15 -1.73386204800113E-12 -2.769683153457302E-15 -3.173915550234666E-13 -2.571699570333929E-15
q -4.716083337716776E-15 1.216330991547077E-14 3.875451255715076E-12 6.107558391029096E-15 6.744690213619857E-13 5.853290475963847E-15
tp -1.73386204800113E-12 3.875451255715076E-12 2.730756028273793E-8 1.096822581272078E-10 6.205918818127169E-9 3.690374275827063E-11
node -2.769683153457302E-15 6.107558391029096E-15 1.096822581272078E-10 6.314255956266388E-10 -5.921240105279527E-10 -1.444529747616123E-11
peri -3.173915550234666E-13 6.744690213619857E-13 6.205918818127169E-9 -5.921240105279527E-10 2.028842090088794E-9 2.272197114240237E-11
i -2.571699570333929E-15 5.853290475963847E-15 3.690374275827063E-11 -1.444529747616123E-11 2.272197114240237E-11 1.799448301558919E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.08   n/a E2021B55  
diameter diameter 3.099 km 0.661 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.202   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101681 (1999 CH110)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 CH110 = 2001 TB75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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