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JPL Small-Body Database Browser
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52662 (1998 BW12)
Classification: Main-belt Asteroid          SPK-ID: 2052662
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698759823146514 5.4357e-08  
a 2.747422192321296 1.9507e-08 au
q 2.280701148567643 1.4506e-07 au
i 13.21226682453577 5.4916e-06 deg
node 304.0422479886435 2.4304e-05 deg
peri 260.2346028794767 2.8386e-05 deg
M 260.4444491983035 1.6439e-05 deg
tp 2459460.491184261633
(2021-Sep-02.99118426)
7.787e-05 TDB
period 1663.361058230075
4.55
1.7715e-05
4.85e-08
d
yr
n .2164292582291566 2.3051e-09 deg/d
Q 3.21414323607495 2.2821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      8873 days (24.29 yr)  
   first obs. used      1995-08-22  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58078  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:04:52  

Additional Information
 Earth MOID = 1.32271 au 
 Jupiter MOID = 1.988 au 
 T_jup = 3.288 
[ 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 14.4   n/a MPO400512  

52662 (1998 BW12)          Discovered 1998-Jan-23 by LINEAR at Socorro
Reference: 20030216/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
1927-Dec-25 15:58 00:03 Jupiter 1.98275814523029 1.9827575066508 1.98275878384123 2.45127437637626 2.27032110821557 2425240.165157021 3.02672155928116 1259.21396836666 29.801596607531 85.7538963235985 1937314.68709753 T 19 CATAB v2.0f-lin.ifort 2019-Dec-14 05:05:04 2019-Dec-14 05:05
1987-Feb-25 05:57 < 00:01 Jupiter 1.98814918305042 1.98814859547961 1.98814977062179 2.69408773415748 2.53101507947149 2446851.747696734 0.9734226706174 589.736963663587 24.4579757499769 87.1845828712455 1951128.34308254 T 19 CATAB v2.0f-lin.ifort 2019-Dec-14 05:05:04 2019-Dec-14 05:05
2046-Apr-27 15:49 00:01 Jupiter 1.99875746150638 1.99875684728222 1.99875807573042 2.94530248253691 2.79772365355397 2468463.159115862 1.08825070159428 441.135607883853 21.628353709109 87.8456921815925 1471492.46340577 T 19 CATAB v2.0f-lin.ifort 2019-Dec-14 05:05:04 2019-Dec-14 05:05

Alternate Designations
 1998 BW12 = 1995 QL6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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