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523838 (1995 BQ13)
Classification: Main-belt Asteroid          SPK-ID: 2523838
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0678049881201841 1.2449e-07  
a 2.896672861392627 3.0727e-08 au
q 2.70026399243784 3.5152e-07 au
i 2.103620725480028 5.853e-06 deg
node 73.12471962013866 0.00028929 deg
peri 99.06407316393469 0.00029344 deg
M 16.69349757372484 4.69e-05 deg
tp 2458916.998853181687
(2020-Mar-08.49885318)
0.00023444 TDB
period 1800.725864776663
4.93
2.8653e-05
7.845e-08
d
yr
n .1999193808684752 3.1811e-09 deg/d
Q 3.093081730347414 3.2811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      9212 days (25.22 yr)  
   first obs. used      1995-01-31  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62625  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 07:44:07  

Additional Information
 Earth MOID = 1.7064 au 
 Jupiter MOID = 1.86947 au 
 T_jup = 3.284 
[ 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 16.9   n/a MPO441645  

523838 (1995 BQ13)          Discovered 1995-Jan-31 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

[ 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
1904-Sep-11 13:44 00:05 Jupiter 1.89299815447481 1.89299647993846 1.89299982901524 2.84232854471344 2.68028562595787 2416735.072433674 5.31423729536291 225.726403212535 29.0846175788094 80.8300613786264 1040524.1720001 T 6 CATAB v2.0f-lin.ifort 2020-May-22 07:44:10 2020-May-22 07:44
1963-Oct-19 03:55 00:03 Jupiter 1.87405270773437 1.87405144891451 1.87405396655381 2.75401932855165 2.58470019226881 2438321.663525494 2.54960891141385 127.037781877625 26.2731935260333 84.1829966481986 1004045.95795012 T 6 CATAB v2.0f-lin.ifort 2020-May-22 07:44:10 2020-May-22 07:44
2022-Nov-25 00:42 < 00:01 Jupiter 1.864126431342 1.86412528816621 1.86412757451715 2.70158639836943 2.52780700715122 2459908.529318601 0.445921969082229 68.5657576088542 22.1718906784462 -81.8124042531712 1055935.64206859 T 6 CATAB v2.0f-lin.ifort 2020-May-22 07:44:10 2020-May-22 07:44
2082-Jan-01 12:02 00:03 Jupiter 1.86329946638089 1.86329827360652 1.86330065915633 2.68526836058481 2.51027927568507 2481496.001540428 3.10135350786926 188.020023983025 20.1945134782829 -84.8761757998168 1100655.14096983 T 6 CATAB v2.0f-lin.ifort 2020-May-22 07:44:10 2020-May-22 07:44
2141-Feb-09 15:40 00:06 Jupiter 1.87124162414317 1.87124012451071 1.87124312378711 2.70395612584589 2.53102220302041 2503084.152686909 5.90653174832925 336.424003183029 20.4574722362942 -84.2150370686284 1129506.33945345 T 6 CATAB v2.0f-lin.ifort 2020-May-22 07:44:10 2020-May-22 07:44
2200-Mar-21 09:21 00:09 Jupiter 1.8875282362049 1.88752602141635 1.88753045102703 2.75638089792462 2.58846320797775 2524672.889321321 8.72210035351781 472.911643264292 21.6986307498729 -82.2356904875483 1183375.76145176 T 6 CATAB v2.0f-lin.ifort 2020-May-22 07:44:10 2020-May-22 07:44

Alternate Designations
 1995 BQ13 = 2008 WD21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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