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16697 (1995 CQ)
Classification: Main-belt Asteroid          SPK-ID: 2016697
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1805015077726896 3.2494e-08  
a 2.317806579339804 6.4788e-09 au
q 1.899438997043509 7.331e-08 au
i 4.294743584819598 4.1012e-06 deg
node 331.1269189411984 4.5617e-05 deg
peri 152.4035011978933 4.7034e-05 deg
M 125.6724325865092 1.2408e-05 deg
tp 2458750.562972644740
(2019-Sep-24.06297264)
4.3639e-05 TDB
period 1288.885131879605
3.53
5.4041e-06
1.48e-08
d
yr
n .2793111589975481 1.1711e-09 deg/d
Q 2.736174161636099 7.6482e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1372  
   data-arc span      9275 days (25.39 yr)  
   first obs. used      1995-02-01  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51342  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:39:12  

Additional Information
 Earth MOID = .916065 au 
 Jupiter MOID = 2.33207 au 
 T_jup = 3.554 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.08   n/a E2021B10  

16697 (1995 CQ)          Discovered 1995-Feb-01 by Otomo, S. at Kiyosato
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1995 CQ = 1995 EN1 = 1997 TG24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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