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123801 (2001 BK54)
Classification: Main-belt Asteroid          SPK-ID: 2123801
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 .133734394302884 5.6913e-08  
a 3.118211750993383 2.7806e-08 au
q 2.701199591166147 1.6997e-07 au
i 10.65178315212952 6.0716e-06 deg
node 326.285610792928 2.4676e-05 deg
peri 311.0589219913839 3.5517e-05 deg
M 62.83357361107567 2.9432e-05 deg
tp 2458649.468497900741
(2019-Jun-14.96849790)
0.00016202 TDB
period 2011.207281284693
5.51
2.6902e-05
7.365e-08
d
yr
n .1789969653302189 2.3943e-09 deg/d
Q 3.535223910820618 3.1525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      8047 days (22.03 yr)  
   first obs. used      1998-10-12  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51999  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:32:29  

Additional Information
 Earth MOID = 1.69936 au 
 Jupiter MOID = 1.74387 au 
 T_jup = 3.177 
[ 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 MPO436600  

123801 (2001 BK54)          Discovered 2001-Jan-18 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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
1905-Mar-25 23:48 00:05 Jupiter 1.85399279495211 1.85399169813068 1.85399389178376 2.44259798014543 2.24778934620019 2416930.491507913 5.47742517777557 288.900850875216 35.0462017524817 75.0273379980075 1957968.43741951 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:31 2020-Nov-12 17:32
1967-Aug-14 12:01 00:02 Jupiter 1.94191797152359 1.94191655478009 1.94191938826709 3.86417425728084 3.74959811890517 2439717.001010264 1.97026334674279 119.474625472288 59.4264681594748 -77.3634926883549 1463340.49344427 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:31 2020-Nov-12 17:32
1977-Nov-19 23:35 00:02 Jupiter 1.76168636170279 1.76168566691068 1.7616870564947 2.42705905115348 2.22013770347484 2443467.482742162 1.76784732873171 132.334002180404 22.8948571492078 -75.0046038440677 1641111.08487756 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:31 2020-Nov-12 17:32
1987-Nov-26 01:30 00:01 Jupiter 1.9065052814517 1.90650456828695 1.90650599461764 3.0986065891472 2.95174565770966 2447125.562551985 1.26570023995993 123.436827783722 21.8109034565765 -86.4792146081671 2146161.76351712 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:31 2020-Nov-12 17:32
2050-May-01 23:51 00:02 Jupiter 1.8497075036674 1.84970690492855 1.84970810240635 3.60404441280458 3.47466420128637 2469928.493403983 1.50700204083142 134.080538845008 24.1694014735946 -86.2397198134874 2346138.77095045 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:31 2020-Nov-12 17:32
2060-Jul-20 07:47 00:02 Jupiter 1.77751125772854 1.77751040650784 1.77751210894985 2.1324423789488 1.89585529283488 2473660.824064792 2.32804028593363 100.088419572267 42.6429762663254 -49.9544557231934 1756979.16306389 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:31 2020-Nov-12 17:32
2070-Aug-05 17:51 00:03 Jupiter 1.96333730008143 1.96333654409726 1.96333805606851 3.75089338815121 3.63405581686623 2477329.243421524 2.59855660390275 201.980767415531 24.9584676929756 -87.384401470978 2213834.94293901 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:31 2020-Nov-12 17:32
2133-Jan-18 01:54 00:05 Jupiter 1.78911601015829 1.78911492475396 1.78911709557503 3.37674114028859 3.23349953601989 2500139.579417819 5.03480655852839 337.024382854376 30.439639525061 85.8600500157707 2023855.8732585 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:31 2020-Nov-12 17:32
2143-Mar-19 04:36 00:07 Jupiter 1.82095080640233 1.82094926104882 1.82095235175635 2.02362810891092 1.77897801061908 2503851.691947693 6.6496780971939 105.307627094076 60.5125067479691 -4.55527887677087 2299785.13164325 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:31 2020-Nov-12 17:32

Alternate Designations
 2001 BK54 = 2003 QW32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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