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JPL Small-Body Database Browser
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193868 (2001 QC149)
Classification: Main-belt Asteroid          SPK-ID: 2193868
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2150790883483165 7.7383e-08  
a 2.256323673023761 7.7335e-09 au
q 1.771035634411086 1.7409e-07 au
i 5.917067702787273 8.5461e-06 deg
node 343.5070808966008 4.5993e-05 deg
peri 341.7113141721865 4.7695e-05 deg
M 76.34267062543799 1.09e-05 deg
tp 2458337.978199332710
(2018-Aug-07.47819933)
3.7245e-05 TDB
period 1237.942653380711
3.39
6.3645e-06
1.743e-08
d
yr
n .2908050700223246 1.4951e-09 deg/d
Q 2.741611711636437 9.3968e-09 au
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      6318 days (17.30 yr)  
   first obs. used      2001-07-27  
   last obs. used      2018-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61108  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:59:01  

Additional Information
 Earth MOID = .759645 au 
 Jupiter MOID = 2.59778 au 
 T_jup = 3.585 
[ 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 17.1   n/a MPO360008  

193868 (2001 QC149)          Discovered 2001-Aug-21 by NEAT at Haleakala
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2134-Oct-02 00:52 00:15 Amphi 0.043148726664793 0.0430927654947865 0.0432046926553045 3.45052785137061 3.45052781275886 2500761.536376357 15.2283770527771 2879.20078757537 89.9792933656111 -14.4340959365643 17999.829063788 T 12 CATAB v2.0e-lin.ifort 2019-Jul-13 14:59:04 2019-Jul-13 14:59
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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