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JPL Small-Body Database Browser
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15951 (1998 BB2)
Classification: Main-belt Asteroid          SPK-ID: 2015951
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1269860492661816 4.1888e-08  
a 3.129398387421817 1.991e-08 au
q 2.73200844962316 1.3203e-07 au
i 17.69791396082515 4.6555e-06 deg
node 102.0397645450843 1.2716e-05 deg
peri 160.1227865278478 1.9541e-05 deg
M 242.2324295917838 1.5902e-05 deg
tp 2459661.974220579635
(2022-Mar-23.47422058)
9.1636e-05 TDB
period 2022.039841556034
5.54
1.9297e-05
5.283e-08
d
yr
n .1780380349592749 1.6991e-09 deg/d
Q 3.526788325220473 2.2438e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2068  
   data-arc span      11725 days (32.10 yr)  
   first obs. used      1988-03-19  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:17:25  

Additional Information
 Earth MOID = 1.72189 au 
 Jupiter MOID = 1.63305 au 
 T_jup = 3.128 
[ 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 12.2   n/a MPO502291  
diameter diameter 16.329 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.096   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

15951 (1998 BB2)          Discovered 1998-Jan-17 by Lai, L. at Madonna di Dossob
Reference: 20000726/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
1942-May-28 09:26 00:02 Jupiter 1.62939897424239 1.62939838939951 1.62939955909508 4.27690575020143 4.1535825511266 2430507.892988306 1.82017377179918 263.677870275627 17.1312607205483 -85.331813350569 3168805.0593441 T 36 CATAB v2.0f-lin.ifort 2020-May-20 04:17:43 2020-May-20 04:17
1952-Jul-26 06:00 00:02 Jupiter 1.93252811946625 1.93252689808059 1.93252934092002 2.4864382994632 2.30342790969475 2434219.749930763 2.29396294967333 761.391929321082 36.2293551243796 -83.0653365552236 2663373.58351088 T 36 CATAB v2.0f-lin.ifort 2020-May-20 04:17:43 2020-May-20 04:17
2014-Jul-11 12:37 < 00:01 Jupiter 1.91182333628138 1.91182287686989 1.9118237956932 4.47089880672349 4.37068043352769 2456850.026005940 0.20941500722584 57.3636113271689 13.2504519098595 -71.6108209872305 3797677.16880618 T 36 CATAB v2.0f-lin.ifort 2020-May-20 04:17:43 2020-May-20 04:17
2024-Nov-26 06:16 < 00:01 Jupiter 1.64083012615942 1.64082964495531 1.64083060736363 4.01191407409011 3.88111103176594 2460640.760926085 0.375646816350946 95.2116374848784 22.2790115037868 -85.5800799476201 3086683.96498776 T 36 CATAB v2.0f-lin.ifort 2020-May-20 04:17:43 2020-May-20 04:17
2097-Jan-06 04:32 00:02 Jupiter 1.70235977302427 1.70235856023955 1.70236098583349 4.40185479461842 4.28733132349637 2486979.688793038 2.11450864925642 342.986616482824 13.4736868360025 -80.2746028693808 3390490.14080975 T 36 CATAB v2.0f-lin.ifort 2020-May-20 04:17:43 2020-May-20 04:17
2107-May-06 18:17 00:03 Jupiter 1.78547099584025 1.78546921057726 1.78547278110414 3.49687368371675 3.35847153869047 2490751.262087801 2.95176454856022 156.72034557407 93.797367267913 -69.479766603334 2388203.91284908 T 36 CATAB v2.0f-lin.ifort 2020-May-20 04:17:43 2020-May-20 04:17
2179-Jul-11 01:13 00:04 Jupiter 1.60278830338567 1.60278779735193 1.60278880944674 4.27642926069557 4.15101324844548 2517114.550972377 4.1234633356015 558.847512163514 19.3415739331777 -88.7509972380314 3188375.79160541 T 36 CATAB v2.0f-lin.ifort 2020-May-20 04:17:43 2020-May-20 04:17
2189-Sep-05 21:41 00:06 Jupiter 1.99272347033269 1.99272009111851 1.99272685038871 2.71113829464873 2.54954023143692 2520824.403371789 6.47824521410583 2168.90389355642 34.6240020135767 -84.043225915077 3019180.87240915 T 36 CATAB v2.0f-lin.ifort 2020-May-20 04:17:43 2020-May-20 04:17

Alternate Designations
 1998 BB2 = 1988 FU2 = 1991 XV5 = 1997 WG27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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