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JPL Small-Body Database Browser
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47103 (1999 BQ28)
Classification: Main-belt Asteroid          SPK-ID: 2047103
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1776384595679281 3.639e-08  
a 3.166314456716057 1.9372e-08 au
q 2.603855234117356 1.1946e-07 au
i .9243623861270536 4.4688e-06 deg
node 6.080453895886754 0.00024634 deg
peri 18.17737282489092 0.00024656 deg
M 16.08578133899527 1.1322e-05 deg
tp 2458908.546311901931
(2020-Feb-29.04631190)
6.4667e-05 TDB
period 2057.924760860419
5.63
1.8886e-05
5.171e-08
d
yr
n .1749335091577808 1.6054e-09 deg/d
Q 3.728773679314759 2.2813e-08 au
  Orbit Determination Parameters
   # obs. used (total)      826  
   data-arc span      10276 days (28.13 yr)  
   first obs. used      1991-10-05  
   last obs. used      2019-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56462  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:22:54  

Additional Information
 Earth MOID = 1.60762 au 
 Jupiter MOID = 1.7301 au 
 T_jup = 3.178 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456824.5 (2014-Jun-16.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1759814498592302 3.6342e-08  
q 2.610025526671954 1.1867e-07 au
tp 2456826.811868166014
(2014-Jun-18.31186817)
6.7122e-05 TDB
node 6.565000362881816 0.00023953 deg
peri 14.73911203045169 0.00023985 deg
i .9486978670810806 4.484e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      826  
   data-arc span      10276 days (28.13 yr)  
   first obs. used      1991-10-05  
   last obs. used      2019-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56462  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:22:54  

Additional Information
 Jupiter MOID = 1.7301 au 
 T_jup = 3.178 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.320735289814889E-15 -4.277076330323421E-15 -4.419451979605218E-13 -2.101365727032759E-14 -5.575488761619849E-14 -5.502195532384996E-17
q -4.277076330323421E-15 1.408254216905556E-14 1.29065921263549E-12 5.084136466577946E-14 1.719450294280402E-13 4.061344716320036E-16
tp -4.419451979605218E-13 1.29065921263549E-12 4.505350367258917E-9 -2.346416402387284E-11 8.543517387144087E-10 1.187177704537968E-13
node -2.101365727032759E-14 5.084136466577946E-14 -2.346416402387284E-11 5.737651847210554E-8 -5.737059201532144E-8 -1.670768344131715E-10
peri -5.575488761619849E-14 1.719450294280402E-13 8.543517387144087E-10 -5.737059201532144E-8 5.752662708060665E-8 1.670719699375227E-10
i -5.502195532384996E-17 4.061344716320036E-16 1.187177704537968E-13 -1.670768344131715E-10 1.670719699375227E-10 2.010585780170431E-11

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 14.6   n/a MPO267862  
diameter diameter 6.052 km 0.434 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47103 (1999 BQ28)          Discovered 1999-Jan-17 by Spacewatch at Kitt Peak
Reference: 20020921/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
1900-Feb-13 10:00 00:03 Jupiter 1.845469933146 1.84546902008261 1.84547084620866 2.14077221539362 1.91440797541764 2415063.916625175 3.01522086347299 62.6345428980826 9.1218337273524 82.9011825118764 1305820.44136181 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
1910-Sep-24 00:30 00:03 Jupiter 1.72262256619167 1.72262222470704 1.72262290767609 1.5605278064312 1.20492181715096 2418938.520784954 2.61518044622344 122.584227399401 57.5012536769597 -83.042939796016 2633555.34103345 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
1921-May-07 23:50 00:02 Jupiter 1.8024509634092 1.80245024111776 1.80245168570351 1.9116405103608 1.6475779387239 2422817.492963997 2.30482345811807 159.56189248725 17.9007847021552 -79.8211055933649 2860018.58950134 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
1995-Dec-21 10:07 < 00:01 Jupiter 1.98536541039992 1.98536493927646 1.98536588152327 2.9926885829797 2.84656263573767 2450072.921592900 0.609675877859267 42.7511569270282 14.8417771306387 88.622476977118 2884023.25976975 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
2006-Jul-23 22:04 < 00:01 Jupiter 1.77558278206584 1.77558242868717 1.77558313544441 1.81228987417512 1.52653734690057 2453940.419758603 0.346010585347274 61.4040164219898 21.9936904227987 -89.7540850293698 2821044.91766026 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
2017-Mar-05 09:25 < 00:01 Jupiter 1.73211924729886 1.73211887915096 1.73211961544696 1.5887204625143 1.24338811242589 2457817.892640749 0.271955989028016 91.6519115683438 53.2536075307294 -73.1656416881528 2612976.40224264 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
2027-Oct-14 15:37 < 00:01 Jupiter 1.88585459728284 1.88585411526122 1.88585507930446 2.27574603288756 2.06899241954683 2461693.150570815 0.515814896170203 53.5058517566306 6.67940635183945 88.0258134480941 2791511.18811235 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
2102-May-26 21:25 00:02 Jupiter 1.88512291662457 1.88512205658293 1.88512377666568 2.44385827950281 2.25251065680622 2488945.392435065 2.23271769291703 49.7168886747952 7.88576142012893 89.88318822442 1243758.71799244 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
2112-Dec-29 22:00 00:03 Jupiter 1.7282393865801 1.72823893148242 1.7282398416771 1.6045029561585 1.26262242780614 2492815.416357015 2.50360962508809 88.4861262109975 70.506942081045 58.8508270221222 1797163.24661252 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
2123-Aug-12 05:03 00:03 Jupiter 1.7736267828576 1.77362606250955 1.77362750321028 1.74504245946174 1.44569799327246 2496692.710216996 2.83511366640982 193.881800993939 30.1230849310165 -78.9644015645066 2751459.1306941 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23
2134-Mar-21 11:25 00:03 Jupiter 1.98400060904903 1.98399932607706 1.98400189202213 2.75253324802809 2.5927950557394 2500566.975359519 3.17555230720179 115.723839102104 14.43297779099 76.2470953729574 2205838.6652218 T 22 CATAB v2.0f-lin.ifort 2019-Dec-04 03:22:56 2019-Dec-04 03:23

Alternate Designations
 1999 BQ28 = 1997 WF49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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