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100197 (1994 CQ17)
Classification: Main-belt Asteroid          SPK-ID: 2100197
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1414268642439014 7.4118e-08  
a 2.366231852464506 1.3971e-08 au
q 2.031583101496413 1.7259e-07 au
i 7.882294869828085 7.8231e-06 deg
node .4754770530987248 3.3218e-05 deg
peri 184.8675344742427 3.7144e-05 deg
M 58.11966070605884 1.6532e-05 deg
tp 2458785.862826441537
(2019-Oct-29.36282644)		 6.0466e-05 TDB
period 1329.487845289359
3.64		 1.1775e-05
3.224e-08		 d
yr
n .2707809637188877 2.3982e-09 deg/d
Q 2.700880603432599 1.5947e-08 au
   Orbit Determination Parameters
   # obs. used (total)      430  
   data-arc span      9626 days (26.35 yr)  
   first obs. used      1994-02-08  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52053  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:07:32  

Additional Information
 Earth MOID = 1.03361 au 
 Jupiter MOID = 2.25923 au 
 T_jup = 3.522 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456605.5 (2013-Nov-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .141637682690691 7.3979e-08  
q 2.030842742589327 1.7241e-07 au
tp 2456127.525370158137
(2012-Jul-19.02537016)		 5.7997e-05 TDB
node .5039169488649995 3.3223e-05 deg
peri 184.8336903168625 3.7152e-05 deg
i 7.882568002871358 7.8221e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      430  
   data-arc span      9626 days (26.35 yr)  
   first obs. used      1994-02-08  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52053  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:07:32  

Additional Information
 Jupiter MOID = 2.25923 au 
 T_jup = 3.522 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.472953345946049E-15 -1.272558557940924E-14 -4.624938718221661E-14 1.949383722944575E-14 1.070690195786756E-14 -4.658789776211702E-15
q -1.272558557940924E-14 2.972573804195075E-14 3.78457692940813E-14 -4.774250138546797E-14 -3.011895142004469E-14 1.141550777180488E-14
tp -4.624938718221661E-14 3.78457692940813E-14 3.363603067746305E-9 1.152728188031682E-12 9.728365385934495E-10 3.50079921688729E-12
node 1.949383722944575E-14 -4.774250138546797E-14 1.152728188031682E-12 1.103799004801712E-9 -1.092215499075123E-9 2.160197054268006E-11
peri 1.070690195786756E-14 -3.011895142004469E-14 9.728365385934495E-10 -1.092215499075123E-9 1.380251911831217E-9 -2.043705775609498E-11
i -4.658789776211702E-15 1.141550777180488E-14 3.50079921688729E-12 2.160197054268006E-11 -2.043705775609498E-11 6.118538308169665E-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 16.3   n/a MPO422317  

100197 (1994 CQ17)          Discovered 1994-Feb-08 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1994 CQ17 = 2003 US251 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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