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100087 (1993 BW9)
Classification: Main-belt Asteroid          SPK-ID: 2100087
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05247928072172219 5.2007e-08  
a 3.136209898030823 3.1775e-08 au
q 2.971623858389819 1.537e-07 au
i 4.682029725507796 5.4025e-06 deg
node 99.94194975359075 7.7488e-05 deg
peri 192.6955049114368 0.00010124 deg
M 172.7148970808346 6.7262e-05 deg
tp 2458027.229845304655
(2017-Sep-30.72984530)
0.00037822 TDB
period 2028.645250712446
5.55
3.083e-05
8.441e-08
d
yr
n .177458330811447 2.6969e-09 deg/d
Q 3.300795937671826 3.3443e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      9867 days (27.01 yr)  
   first obs. used      1993-01-22  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:00:29  

Additional Information
 Earth MOID = 1.95564 au 
 Jupiter MOID = 1.80363 au 
 T_jup = 3.205 
[ 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 15.1   n/a MPO333616  

100087 (1993 BW9)          Discovered 1993-Jan-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
1942-Aug-11 11:13 00:03 Jupiter 1.87237496894024 1.87237394880931 1.87237598907191 2.99395305938331 2.83883736113415 2430582.967484605 3.20248822609827 102.224508890347 24.751563626736 -71.3648657694193 2269142.79206558 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00
1952-Dec-11 21:11 00:03 Jupiter 1.81547903367565 1.81547848943444 1.81547957791675 3.00068614094985 2.84095150415042 2434358.382814922 2.79727038468187 104.262690751131 17.9486242313025 89.8377569140261 2454671.66176637 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00
1963-Apr-12 15:57 00:02 Jupiter 1.95617011828621 1.95616931323982 1.95617092333372 3.7622296849892 3.64532184160395 2438132.164387163 2.26769549462895 128.065660242581 25.7247282922874 -80.8521521826284 2523850.25810735 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00
2025-Dec-21 12:12 < 00:01 Jupiter 1.91079456415727 1.91079408708057 1.91079504123387 3.05804777037307 2.90948284195679 2461031.008034108 0.599938306697019 61.2053066106203 15.971571868727 -88.0942468500657 2763234.41084047 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00
2036-Apr-25 08:09 00:01 Jupiter 1.81679021737639 1.81678965819721 1.81679077655547 2.97731881439128 2.8163786828113 2464808.839427798 1.05896867163931 65.770473138198 17.8490984594074 -86.5463739846194 2378608.13202653 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00
2046-Aug-22 15:07 00:02 Jupiter 1.92987466083148 1.92987396828844 1.92987535337474 3.61734720814206 3.49390902542229 2468580.129824330 1.50009198911685 89.4984666292186 24.9295780263324 -82.2646910094347 2495928.47650542 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00
2109-May-01 07:44 00:04 Jupiter 1.94239584375522 1.94239487259843 1.9423968149151 3.10039801985558 2.95640421173574 2491476.821942213 4.24679400472257 158.117656396306 18.9438197564752 -76.180100686049 2714350.10714741 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00
2119-Sep-07 06:02 00:05 Jupiter 1.81836674468243 1.81836624382304 1.81836724554172 2.95513368751444 2.79306016751976 2495257.751543323 4.82415039000785 66.6649760427705 16.4853387572455 -89.5052463620623 2349911.45220443 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00
2130-Jan-05 16:16 00:05 Jupiter 1.89623585983748 1.89623461130402 1.89623710838171 3.45894263721028 3.32729794809263 2499031.177538349 5.28523910150974 273.18922412008 23.8175468333049 -81.3442878873835 2434186.20105924 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00
2192-Sep-09 17:30 00:08 Jupiter 1.98837573860685 1.98837371665407 1.98837776057456 3.17456505346635 3.03741485096925 2521924.229357507 7.90783797753744 306.0157054914 20.1870135219825 -73.5270527083609 2626554.66775162 T 22 CATAB v2.0f-lin.ifort 2020-Feb-24 01:00:30 2020-Feb-24 01:00

Alternate Designations
 1993 BW9 = 2001 QK208 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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