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26156 (1994 WT)
Classification: Main-belt Asteroid          SPK-ID: 2026156
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2215222365543907 5.4825e-08  
a 2.521077508693602 9.5007e-09 au
q 1.962602780440824 1.3876e-07 au
i 5.578076812238232 4.7353e-06 deg
node 56.90035669560022 3.1236e-05 deg
peri 306.8805666875126 3.3159e-05 deg
M 224.5433520882465 1.3275e-05 deg
tp 2459750.642943941035
(2022-Jun-20.14294394)
5.4923e-05 TDB
period 1462.102177131963
4.00
8.2649e-06
2.263e-08
d
yr
n .2462208220674224 1.3918e-09 deg/d
Q 3.07955223694638 1.1605e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1577  
   data-arc span      12219 days (33.45 yr)  
   first obs. used      1986-12-07  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49477  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:30:34  

Additional Information
 Earth MOID = .965383 au 
 Jupiter MOID = 2.39137 au 
 T_jup = 3.415 
[ 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 14.63   n/a E2020-QM5  

26156 (1994 WT)          Discovered 1994-Nov-25 by Kobayashi, T. at Oizumi
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ 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
1950-Feb-28 09:36 < 00:01 Hebe 0.0243863797680049 0.0243745498786918 0.0243982101346533 6.05465921237131 6.05465917026759 2433340.900083301 0.910709779288411 613.864363307664 30.6997680818634 16.1296893874408 33491.1771873814 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 01:30:38 2020-Nov-13 01:30
2059-Aug-19 14:31 00:01 David 0.0420920202855887 0.0420877819696327 0.0420962597752854 4.83233908620318 4.83233901193105 2473325.105163762 1.06914280290719 414.592934285443 39.9306633252983 59.8201460600852 136448.519399038 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 01:30:38 2020-Nov-13 01:30
2127-Oct-11 09:50 00:03 David 0.0305252152039515 0.0305064529705486 0.0305439782349255 5.07863031975729 5.07863022230822 2498213.909698523 3.07795954181532 966.943661821948 42.7149113116255 14.760162934522 27598.5748424196 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 01:30:38 2020-Nov-13 01:30
2146-Jul-28 02:06 00:01 Hebe 0.0215191081910703 0.0215147669309863 0.0215234874112817 5.94733733948195 5.94733729090719 2505078.587348598 1.48796439089801 1454.7234733939 29.8004843012734 -81.486692899329 106802.313816424 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 01:30:38 2020-Nov-13 01:30

Alternate Designations
 1994 WT = 1986 XW5 = 1998 XU30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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