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305357 (2008 BA28)
Classification: Main-belt Asteroid          SPK-ID: 2305357
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07974307030974478 4.5152e-08  
a 3.108088995912331 3.8418e-08 au
q 2.86024043658235 1.5242e-07 au
i 9.379369194916173 4.6521e-06 deg
node 127.5720366213811 3.9141e-05 deg
peri 191.5009204397058 5.607e-05 deg
M 258.1269113976733 4.2201e-05 deg
tp 2459566.863905751683
(2021-Dec-18.36390575)
0.00023858 TDB
period 2001.421659713466
5.48
3.7109e-05
1.016e-07
d
yr
n .1798721415114192 3.335e-09 deg/d
Q 3.355937555242313 4.1482e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      5880 days (16.10 yr)  
   first obs. used      2004-04-19  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51505  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:12:20  

Additional Information
 Earth MOID = 1.84747 au 
 Jupiter MOID = 1.91482 au 
 T_jup = 3.194 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457737.5 (2016-Dec-15.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07868740081052285 4.5164e-08  
q 2.865881239086539 1.5246e-07 au
tp 2457564.829414605759
(2016-Jun-25.32941461)
0.00022969 TDB
node 127.5859502178772 3.9148e-05 deg
peri 191.6116054498926 5.6454e-05 deg
i 9.376256774568491 4.6504e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      5880 days (16.10 yr)  
   first obs. used      2004-04-19  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51505  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:12:20  

Additional Information
 Jupiter MOID = 1.91482 au 
 T_jup = 3.194 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.039821498060125E-15 -6.706884517672252E-15 2.201213624057916E-12 2.030822690812304E-15 4.168099005622417E-13 9.013660870016831E-16
q -6.706884517672252E-15 2.324543756217845E-14 -4.782062353446021E-12 1.376842881490543E-16 -9.303733345759681E-13 -2.125754104738005E-16
tp 2.201213624057916E-12 -4.782062353446021E-12 5.275889386067481E-8 2.131208556885878E-12 9.420110423389617E-9 1.284501797477578E-11
node 2.030822690812304E-15 1.376842881490543E-16 2.131208556885878E-12 1.532595532083252E-9 -1.511169249899099E-9 3.929011347800376E-11
peri 4.168099005622417E-13 -9.303733345759681E-13 9.420110423389617E-9 -1.511169249899099E-9 3.187063629218598E-9 -3.645967422793113E-11
i 9.013660870016831E-16 -2.125754104738005E-16 1.284501797477578E-11 3.929011347800376E-11 -3.645967422793113E-11 2.162641836898074E-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 15.79   n/a E2021B25  

305357 (2008 BA28)          Discovered 2008-Jan-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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
1930-Sep-04 03:56 00:05 Jupiter 1.90718673225797 1.90718627488475 1.90718718963119 3.26970305027342 3.13092880135244 2426223.664033832 5.00854499760867 136.902278486329 19.7530974036897 86.462374041915 3066596.02695361 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:12:20 2020-Nov-11 19:12
1940-Oct-03 11:53 00:04 Jupiter 1.98632013685231 1.98631930021091 1.98632097349912 3.48153178945442 3.35681509895049 2429905.995108576 4.48982485872385 242.112463480963 23.5636932475377 -86.5412202781425 2729315.72513134 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:12:20 2020-Nov-11 19:12
2002-Mar-12 17:09 < 00:01 Jupiter 1.91537449076574 1.91537407383928 1.91537490769221 3.39544634070779 3.26260785206055 2452346.214926203 0.878915480841129 74.446015043382 17.8139411087491 87.9197236541574 3457446.21656289 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:12:20 2020-Nov-11 19:12
2012-Apr-18 20:07 < 00:01 Jupiter 1.96981899271768 1.96981840248505 1.96981958295031 3.3140414924754 3.18164590417628 2456036.338307386 0.345059382244984 50.986083519928 23.3106267994968 89.3314920345649 2730074.24383737 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:12:20 2020-Nov-11 19:12
2073-Sep-17 05:07 00:03 Jupiter 1.934321387157 1.9343207896319 1.93432198468528 3.50036177164542 3.37294380669513 2478467.712966761 3.18841886497794 184.619356933253 17.7501937479669 -84.6331720007583 3202358.35128349 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:12:20 2020-Nov-11 19:12
2083-Nov-02 22:33 00:04 Jupiter 1.95451769590337 1.95451697921385 1.95451841259422 3.25775366273386 3.12189460164483 2482166.439241875 4.05964720234277 149.435083839049 24.9770130190724 -82.8902875614147 2851180.86682827 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:12:20 2020-Nov-11 19:12
2145-Mar-24 05:44 00:07 Jupiter 1.96225389532125 1.96225248936709 1.96225530130865 3.57052043459424 3.44750638164125 2504587.739023131 7.1259271169608 434.950984412228 17.0205797502774 -81.8339235343054 3236176.24135379 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:12:20 2020-Nov-11 19:12
2155-May-19 09:33 00:08 Jupiter 1.93736895205637 1.93736798729455 1.93736991681995 3.28174317845784 3.1457007683326 2508295.897830243 8.23139548240449 134.381951883696 30.6702771391972 -73.2065098581527 2988518.85239098 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:12:20 2020-Nov-11 19:12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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