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118956 (2000 WA103)
Classification: Main-belt Asteroid          SPK-ID: 2118956
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1672943068857274 4.5082e-08  
a 3.065021397743855 2.3901e-08 au
q 2.552260767418373 1.4034e-07 au
i 14.98097725077563 5.4903e-06 deg
node 98.40942280050095 2.0315e-05 deg
peri 16.04952275648123 2.6675e-05 deg
M 228.1640050966118 1.9976e-05 deg
tp 2459918.261555760649
(2022-Dec-04.76155576)
0.00011292 TDB
period 1959.966701530865
5.37
2.2925e-05
6.277e-08
d
yr
n .1836765898720708 2.1484e-09 deg/d
Q 3.577782028069337 2.7899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      595  
   data-arc span      7252 days (19.85 yr)  
   first obs. used      2000-10-31  
   last obs. used      2020-09-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55138  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:59:40  

Additional Information
 Earth MOID = 1.57202 au 
 Jupiter MOID = 1.5914 au 
 T_jup = 3.160 
[ 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 14.61   n/a E2021B55  
diameter diameter 6.884 km 0.443 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.045 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.071   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118956 (2000 WA103)          Discovered 2000-Nov-26 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ 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
1902-Oct-20 02:11 00:04 Jupiter 1.69707953871271 1.69707718991652 1.69708188755405 2.96391029624633 2.79043945027503 2416042.591010565 4.32504657074405 472.395683811308 23.2277682427311 72.7274288137235 2001963.17053828 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 16:59:41 2021-Apr-13 16:59
1912-Jun-20 11:12 00:04 Jupiter 1.97739829245154 1.97739523065065 1.9774013542585 3.64072485022702 3.52110400830825 2419573.966938127 3.64048426526247 273.775999327966 91.4624713602946 62.2729247698081 1635140.24821665 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 16:59:41 2021-Apr-13 16:59
1961-May-02 08:20 00:02 Jupiter 1.58630467319029 1.58630420851068 1.5863051378708 3.40797328417554 3.24751640931407 2437421.847324729 1.79320492482067 268.907406962732 19.8808091776338 88.0025368044187 2346799.13646888 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 16:59:41 2021-Apr-13 16:59
2010-May-19 03:48 < 00:01 Jupiter 1.91254986444305 1.91254905244196 1.91255067644424 2.20559829438297 1.99472097178598 2455335.658354231 0.464265602612531 62.1602065989517 20.155984906511 48.5279819628161 2048742.85927083 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 16:59:41 2021-Apr-13 16:59
2019-Nov-25 16:53 < 00:01 Jupiter 1.72949305703983 1.72949251885588 1.72949359522437 3.62301673171288 3.48521827692324 2458813.203734044 0.29328520062319 129.921081830681 22.1161135367344 83.987247113282 2621418.16806024 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 16:59:41 2021-Apr-13 16:59
2068-Oct-04 18:20 00:02 Jupiter 1.66235884259618 1.6623579205001 1.66235976470237 2.92255315881849 2.7426731470459 2476659.263869559 1.9190672395589 243.630998114924 23.2238442044481 77.6992527439374 1878028.40804183 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 16:59:41 2021-Apr-13 16:59
2127-Apr-21 23:00 00:04 Jupiter 1.60446063743771 1.60445986549368 1.60446140940864 3.40580056519322 3.24709761332964 2498041.458207838 3.64349087696387 487.941918184598 25.598790466349 -87.8290926173331 2333089.60759269 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 16:59:41 2021-Apr-13 16:59
2176-May-02 16:13 00:07 Jupiter 1.86006243958609 1.86005907274262 1.86006580646106 2.00752323552749 1.76618323538303 2515950.175446884 7.19716987356324 466.603321360185 41.7745741129505 51.742865640987 1642501.67293475 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 16:59:41 2021-Apr-13 16:59
2185-Nov-08 23:45 00:06 Jupiter 1.79194657880791 1.79194265136913 1.79195050625974 3.69422527399065 3.56397735244286 2519427.489337575 5.77511179033467 338.598109006279 88.543455154304 -59.1637364169922 1844322.13104114 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 16:59:41 2021-Apr-13 16:59
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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