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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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05247928877479418 5.1381e-08  
a 3.136209904857013 3.1056e-08 au
q 2.971623839601652 1.5254e-07 au
i 4.682029719322119 5.3777e-06 deg
node 99.94194748337979 7.6179e-05 deg
peri 192.6954971129251 9.9807e-05 deg
M 172.7149054572365 6.6821e-05 deg
tp 2458027.229794924987
(2017-Sep-30.72979493)
0.00037535 TDB
period 2028.645257335688
5.55
3.0133e-05
8.25e-08
d
yr
n .1774583302320704 2.6359e-09 deg/d
Q 3.300795970112374 3.2686e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      10136 days (27.75 yr)  
   first obs. used      1993-01-22  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54539  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:08:07  

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 1.87237488644909 1.87237389509257 1.87237587780634 2.99395281007701 2.83883709118498 2430582.967332461 3.13995363775706 100.40648874894 24.2693052702155 -71.6390107992608 2303287.975255 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08
1952-Dec-11 21:11 00:03 Jupiter 1.81547900395395 1.81547846593301 1.81547954197488 3.00068603301675 2.84095138746012 2434358.382683789 2.7415883311637 103.078759305892 17.6890399266855 -89.9530252144781 2487794.88495384 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08
1963-Apr-12 15:57 00:02 Jupiter 1.95617014119779 1.95616933941242 1.95617094298428 3.76222975706815 3.64532191738576 2438132.164285222 2.22093581131399 125.516376707519 25.625356567756 -80.7068258263479 2530702.77951599 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08
2025-Dec-21 12:12 < 00:01 Jupiter 1.91079454344007 1.9107940705553 1.91079501632473 3.05804762779664 2.90948269044818 2461031.008065940 0.577646746515219 60.2422832629735 15.8437658840513 -87.8828089072834 2791999.93727752 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08
2036-Apr-25 08:09 00:01 Jupiter 1.81679017219551 1.81678962784969 1.81679071654122 2.9773185970548 2.81637844893856 2464808.839486559 1.02789468663168 65.32885475511 17.472496887952 -86.9453869236023 2437801.60380904 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08
2046-Aug-22 15:07 00:01 Jupiter 1.92987461409272 1.9298739344437 1.92987529374186 3.61734696755126 3.49390877328922 2468580.129902199 1.46219887864165 87.6548021595626 24.7098688401979 -82.6031574383882 2516604.81345155 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08
2109-May-01 07:44 00:04 Jupiter 1.94239589657548 1.94239493761581 1.94239685553813 3.10039803611563 2.95640423279877 2491476.822165158 4.1407548179445 154.276166196692 18.8182527670429 -76.09003816924 2719213.12358528 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08
2119-Sep-07 06:03 00:05 Jupiter 1.81836671096138 1.81836621932945 1.81836720259321 2.95513344166109 2.79305990430742 2495257.751782103 4.70714227144651 66.2580800627878 16.3387586785816 -89.6623277797914 2412875.1653983 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08
2130-Jan-05 16:16 00:05 Jupiter 1.89623575771669 1.89623454493665 1.89623697050686 3.45894206185632 3.32729734274486 2499031.177814058 5.16092518336647 266.839208176712 23.6684305547152 -81.4535359446758 2454422.34121396 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08
2192-Sep-09 17:31 00:08 Jupiter 1.98837587493892 1.98837389298852 1.98837785690344 3.17456524261565 3.03741505827526 2521924.229757061 7.71888146612346 298.619141146541 20.0480336355169 -73.4832815302834 2635226.67021286 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:08:08 2020-Nov-12 20:08

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