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JPL Small-Body Database Browser
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P/2010 B2 (WISE)
Classification: Encke-type Comet          SPK-ID: 1003060
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2455251.5 (2010-Feb-24.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .480311218088897 0.00010334  
a 3.110431472658605 0.00065975 au
q 1.616456343243909 3.4173e-05 au
i 8.931634458197232 0.00035658 deg
node .8736290310951919 0.00095984 deg
peri 156.0447233229981 0.001652 deg
M 11.51524527427406 0.0041159 deg
tp 2455187.408553205072
(2009-Dec-21.90855320)
0.0027961 TDB
period 2003.684706371018
5.49
0.6375
0.001745
d
yr
n .1796689862708068 5.7164e-05 deg/d
Q 4.604406602073302 0.00097664 au
  Orbit Determination Parameters
   # obs. used (total)      49  
   data-arc span      75 days  
   first obs. used      2010-01-22  
   last obs. used      2010-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      5  
   norm. resid. RMS      .51158  
   source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 19:44:30  

Additional Information
 Earth MOID = .630343 au 
 T_jup = 3.013 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 16.1   0.3 8 from 13 observations, assumed slope, autocmod 2.5c
comet total magnitude slope K1 16.   n/a 8 autocmod 2.5c
comet nuclear magnitude M2 19.1   0.5 8 from 11 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 8 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 8 autocmod 2.5c

[ 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
1962-Nov-12 14:37 09:55 Jupiter 0.439466737254463 0.412801934202415 0.466600174507794 4.45900370936844 4.00349096420019 2437981.109119714 594.50563231984 1534722.6839429 3335.3570454105 34.5048145677282 18789.9585563169 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 19:07:45 2017-Nov-30 19:07
1974-Oct-11 10:38 10:35 Jupiter 0.723341785372489 0.670702689263696 0.7760910199144 5.33934052175533 5.11532861439605 2442331.942848012 635.119259884385 2664309.63905241 1005.94536175048 19.3448306632325 21041.0055655092 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 19:07:45 2017-Nov-30 19:07
1999-Feb-18 00:00 2_23:13 Mars 0.0750610468696797 0.0411595878918112 0.114159852307397 8.51451506726516 8.51406710330439 2451227.499835861 4273.12144830674 2073578.11154458 1647.85467715538 24.7501176465874 2693.29797249968 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 19:07:45 2017-Nov-30 19:07
2045-Sep-12 09:50 3_04:14 Jupiter 0.508995418151508 0.472152882388524 0.545794022887848 4.44993084695364 4.05877713232572 2468235.909619232 4574.39960232031 1811963.41083777 2222.65296636791 -18.3949179944342 8547.46333552538 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 19:07:45 2017-Nov-30 19:07
2057-Jul-16 17:47 2_02:51 Jupiter 0.725614219012258 0.711243660126738 0.740035698030327 4.94047471495112 4.69826079232955 2472561.240707876 3050.72278915583 781553.148275195 4545.67999557119 -28.0439232517935 7629.44293015849 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 19:07:45 2017-Nov-30 19:07

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2010.0   P/2010 B2       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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