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23690 (1997 JD14)
Classification: Main-belt Asteroid          SPK-ID: 2023690
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01502152524939559 7.3342e-08  
a 2.545152727846739 1.9155e-08 au
q 2.506920651881821 1.8616e-07 au
i 14.06561903361372 6.7137e-06 deg
node 208.6025212676548 2.5003e-05 deg
peri 160.1181523444173 0.00019932 deg
M 82.91417483110747 0.00019714 deg
tp 2457058.917603211576
(2015-Feb-05.41760321)
0.00081246 JED
period 1483.095780598632
4.06
1.6743e-05
4.584e-08
d
yr
n .2427355027971901 2.7403e-09 deg/d
Q 2.583384803811656 1.9443e-08 au
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      6797 days (18.61 yr)  
   first obs. used      1997-05-09  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51707  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:53:39  

Additional Information
 Earth MOID = 1.5097 au 
 Jupiter MOID = 2.45445 au 
 T_jup = 3.401 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO313607  
rotation period rot_per 2.861 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

23690 (1997 JD14)          Discovered 1997-May-09 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 JD14 = 1998 QG77 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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