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215721 (2004 BU96)
Classification: Main-belt Asteroid          SPK-ID: 2215721
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1170255372924889 7.0982e-08  
a 2.722052694458964 2.5252e-08 au
q 2.403503015351437 1.855e-07 au
i 8.492844833172798 7.2293e-06 deg
node 140.2746629590278 3.8007e-05 deg
peri 49.23264869478142 4.5834e-05 deg
M 183.6058086171611 2.7945e-05 deg
tp 2459804.257425523723
(2022-Aug-12.75742552)
0.00013046 TDB
period 1640.375291953581
4.49
2.2826e-05
6.249e-08
d
yr
n .2194619741993694 3.0538e-09 deg/d
Q 3.040602373566492 2.8207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      7145 days (19.56 yr)  
   first obs. used      2000-04-04  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58037  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:26:20  

Additional Information
 Earth MOID = 1.41524 au 
 Jupiter MOID = 1.94348 au 
 T_jup = 3.332 
[ 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 16.1   n/a MPO494188  
rotation period rot_per 1.28 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

215721 (2004 BU96)          Discovered 2004-Jan-24 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ 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
1939-Feb-19 20:44 00:03 Jupiter 1.9776578998142 1.97765710171048 1.97765869792152 3.20406646097031 3.06748273727358 2429314.364019822 3.00052836952785 222.082531185957 24.054297169485 -85.5646613501458 1796454.15640332 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 03:26:32 2020-Feb-25 03:26
1975-May-19 19:13 00:02 Jupiter 1.93890944399039 1.93890877275485 1.93891011522669 2.81462911919283 2.6548873499051 2442552.300731486 1.59413020201067 122.413379358901 19.3779661324931 81.1377354905127 1745963.3481308 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 03:26:32 2020-Feb-25 03:26
2011-Aug-20 19:10 < 00:01 Jupiter 1.99056544407946 1.99056481763623 1.99056607052257 2.63904646034508 2.47255518149187 2455794.298465881 0.248817549911453 53.4260084556784 12.4322684952839 74.3982169194379 1842915.19949812 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 03:26:32 2020-Feb-25 03:26
2105-Jul-31 03:30 00:04 Jupiter 1.95308753294108 1.95308659004437 1.95308847584446 2.97057126589472 2.82080235938996 2490106.645994396 3.54562675405122 258.359495193862 22.377589021098 -86.9029675410159 1650039.62059182 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 03:26:32 2020-Feb-25 03:26
2141-Oct-31 06:11 00:05 Jupiter 1.95517264093474 1.9551718815233 1.95517340035674 2.62148302411336 2.45065920952756 2503347.757518152 5.11387319724583 341.625960299198 15.1324839784358 81.7786131725471 1786199.89474004 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 03:26:32 2020-Feb-25 03:26

Alternate Designations
 2004 BU96 = 2000 GK139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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