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JPL Small-Body Database Browser
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39143 (2000 WH80)
Classification: Main-belt Asteroid          SPK-ID: 2039143
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1394908102352642 5.9167e-08  
a 2.681064305617126 1.3813e-08 au
q 2.307080473333748 1.6309e-07 au
i 2.233037198590323 5.4581e-06 deg
node 316.0590668931645 0.00011337 deg
peri 220.4129873545764 0.00011459 deg
M 63.06599802567542 1.7585e-05 deg
tp 2458719.599802185046
(2019-Aug-24.09980218)
7.7657e-05 TDB
period 1603.464218107101
4.39
1.2392e-05
3.393e-08
d
yr
n .224513896808363 1.7351e-09 deg/d
Q 3.055048137900505 1.574e-08 au
  Orbit Determination Parameters
   # obs. used (total)      778  
   data-arc span      12901 days (35.32 yr)  
   first obs. used      1984-01-25  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52305  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:05:15  

Additional Information
 Earth MOID = 1.31196 au 
 Jupiter MOID = 1.91585 au 
 T_jup = 3.361 
[ 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 15.2   n/a MPO319557  

39143 (2000 WH80)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20020328/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
1951-Nov-12 04:08 00:01 Jupiter 1.92264935220899 1.92264888501555 1.92264981940232 2.19610043757379 1.9853860618586 2433962.672414299 1.42486907156921 90.3865397292991 11.576101941148 88.119938997077 2089478.39633914 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:05:19 2019-Jul-13 02:05
1986-Jul-28 00:26 < 00:01 Jupiter 1.94496205464343 1.94496154284117 1.94496256644579 2.31625487415499 2.11991635221881 2446639.518051082 0.616386181708202 74.7834118951638 10.6340248135138 88.3326461039024 2216880.57241282 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:05:19 2019-Jul-13 02:05
2070-Mar-18 23:11 00:01 Jupiter 1.90477169793052 1.90477121983285 1.90477217602798 2.12932655601545 1.90909992225845 2477189.466188129 1.35066109665119 88.354396995163 13.6893140453296 -87.429523981398 1891229.50168695 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:05:19 2019-Jul-13 02:05
2104-Dec-03 11:29 00:02 Jupiter 1.99890743173492 1.99890662825813 1.99890823521341 2.53511761069438 2.36206177234453 2489866.978158403 2.15608662418551 130.241470071036 14.0095713696936 -83.2024134184779 2400669.01538186 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:05:19 2019-Jul-13 02:05
2153-Nov-09 18:53 00:03 Jupiter 1.95464347268411 1.9546423635635 1.95464458180572 2.30755234460412 2.11142619384956 2507740.286690629 3.27722504696182 128.637818425975 8.83226821502943 87.8764685465629 1628566.07155781 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:05:19 2019-Jul-13 02:05
2188-Jul-24 06:27 00:04 Jupiter 1.91359758557489 1.91359698016136 1.91359819099636 2.17536241060662 1.96136036800902 2520415.768637442 4.08888338967319 281.067373217712 12.9005643381667 -89.6933527164617 2134190.18485395 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:05:19 2019-Jul-13 02:05

Alternate Designations
 2000 WH80 = 1984 BU4 = 1995 QB7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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