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100652 (1997 WN11)
Classification: Main-belt Asteroid          SPK-ID: 2100652
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398994016638563 3.0479e-08  
a 2.564922738426573 1.0313e-08 au
q 2.206091582006676 7.6117e-08 au
i 3.451347539205551 3.3074e-06 deg
node 46.76076100098567 6.292e-05 deg
peri .1634163203353519 6.4754e-05 deg
M 173.2736561556208 1.779e-05 deg
tp 2458278.329245612078
(2018-Jun-08.82924561)
7.1552e-05 TDB
period 1500.409683432531
4.11
9.0494e-06
2.478e-08
d
yr
n .239934468548895 1.4471e-09 deg/d
Q 2.92375389484647 1.1756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      879  
   data-arc span      8331 days (22.81 yr)  
   first obs. used      1997-09-01  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57012  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:05:02  

Additional Information
 Earth MOID = 1.21578 au 
 Jupiter MOID = 2.44822 au 
 T_jup = 3.417 
[ 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 15.8   n/a MPO426632  

100652 (1997 WN11)          Discovered 1997-Nov-22 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
2049-Jul-26 01:56 00:02 Iris 0.0401893217629865 0.0401847100723118 0.0401939335931407 2.68860402760453 2.6886039744016 2469648.580370015 1.83269927132046 258.891477199771 35.3312328983968 -27.7427128125231 81736.4678259252 T 20 CATAB v2.0f-lin.ifort 2020-Nov-12 20:05:04 2020-Nov-12 20:05
2156-May-29 07:47 00:08 Iris 0.0461123195754384 0.046092217008561 0.0461324230589238 2.54243364091096 2.54243359187593 2508671.824354586 7.82631658473295 1052.11397003488 24.1759171113846 17.9240268044541 87914.5201445601 T 20 CATAB v2.0f-lin.ifort 2020-Nov-12 20:05:04 2020-Nov-12 20:05
2160-Dec-27 11:20 00:01 Eunom 0.0319043186780762 0.0318795856460342 0.0319290518663031 4.26358176617705 4.2635816629794 2510344.972483068 1.03849726465443 1237.31096203067 34.4687416073339 5.17932851544364 13061.6242203587 T 20 CATAB v2.0f-lin.ifort 2020-Nov-12 20:05:04 2020-Nov-12 20:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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