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JPL Small-Body Database Browser
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266793 (2009 SQ277)
Classification: Main-belt Asteroid          SPK-ID: 2266793
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .113682162398165 4.8226e-08  
a 3.108371316397103 3.8609e-08 au
q 2.75500494361265 1.5498e-07 au
i 11.27220163571089 4.9981e-06 deg
node 176.2146321033381 2.6567e-05 deg
peri 258.8155260808254 3.384e-05 deg
M 216.6730790024839 2.0547e-05 deg
tp 2459397.435249091566
(2021-Jul-01.93524909)
0.0001179 TDB
period 2001.694361926159
5.48
3.7294e-05
1.021e-07
d
yr
n .1798476365060972 3.3508e-09 deg/d
Q 3.461737689181557 4.2998e-08 au
  Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      8944 days (24.49 yr)  
   first obs. used      1995-02-26  
   last obs. used      2019-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56649  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:54  

Additional Information
 Earth MOID = 1.79737 au 
 Jupiter MOID = 1.89642 au 
 T_jup = 3.180 
[ 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 15.2   n/a MPO440312  

266793 (2009 SQ277)          Discovered 2009-Sep-25 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ 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-Mar-01 10:17 00:05 Jupiter 1.9672484655154 1.96724760243637 1.96724932861423 4.51869753308542 4.42238660817292 2424940.928541793 4.66749100194091 378.872976914219 21.1556065941901 85.9924726502377 2984833.70520044 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:55 2019-Sep-24 04:36
1937-Mar-05 14:51 00:05 Jupiter 1.97845118368447 1.97845050595194 1.97845186141733 2.40752707068931 2.22259724511022 2428598.118508700 4.76883441134498 75.9746370562582 35.6231582284117 -37.3339492921791 1320102.26998765 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:55 2019-Sep-24 04:36
1998-Apr-03 15:15 < 00:01 Jupiter 1.94958909205843 1.94958858336352 1.94958960075356 4.39970805111446 4.29982636762626 2450907.135308214 0.973911749094769 95.2216494190646 21.1224701568842 85.4908934622826 2947697.74002677 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:55 2019-Sep-24 04:36
2008-Apr-03 16:46 < 00:01 Jupiter 1.97474800409766 1.97474740424483 1.97474860395048 2.34589399083278 2.15531084542353 2454560.198484012 0.563151002837716 51.8190516735353 19.8040204884157 -68.607217253705 2538307.67606527 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:55 2019-Sep-24 04:36
2069-May-05 19:03 00:03 Jupiter 1.92834269994531 1.92834218691999 1.92834321297227 4.27428728653561 4.17025585520416 2476872.293479804 2.82794546915808 227.920079707207 20.6550445687643 89.0011100180883 2815341.44660309 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:55 2019-Sep-24 04:36
2079-May-03 10:54 00:04 Jupiter 1.97565587851705 1.97565508032396 1.97565667671014 2.30368424953225 2.10938416506251 2480521.954395982 3.88455173539856 60.8489046868783 50.3042506238904 46.6189694661748 2167829.56258569 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:55 2019-Sep-24 04:36
2140-Jun-07 21:28 00:07 Jupiter 1.91169611869017 1.9116954223024 1.91169681510825 4.15997473158758 4.05206640036745 2502837.394528107 6.62761085222352 523.352571957432 20.4520365177762 89.0855173272071 2704498.98622617 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:55 2019-Sep-24 04:36
2150-Jun-02 04:59 00:08 Jupiter 1.97980339669237 1.97980208784712 1.97980470553919 2.27966061436161 2.08355207641502 2506483.707961236 8.2091065837341 134.303739185128 47.3901983855048 48.5067210543869 2346705.33635058 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:55 2019-Sep-24 04:36

Alternate Designations
 2009 SQ277 = 1998 SK154 = 2006 GU13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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