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JPL Small-Body Database Browser
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27936 (1997 JF12)
Classification: Main-belt Asteroid          SPK-ID: 2027936
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09955193720906497 3.9175e-08  
a 3.0301243512569 2.1576e-08 au
q 2.728469602104914 1.1346e-07 au
i 1.244949651329682 4.4307e-06 deg
node 200.9594671059252 0.00018736 deg
peri 32.33144953243462 0.00018867 deg
M 124.1710231484887 2.2067e-05 deg
tp 2458335.981825822839
(2018-Aug-05.48182582)
0.00011742 TDB
period 1926.589123919042
5.27
2.0578e-05
5.634e-08
d
yr
n .1868587315948783 1.9958e-09 deg/d
Q 3.331779100408885 2.3724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1997-04-11  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59154  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:45:19  

Additional Information
 Earth MOID = 1.71747 au 
 Jupiter MOID = 1.65842 au 
 T_jup = 3.235 
[ 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 14.8   n/a MPO439294  

27936 (1997 JF12)          Discovered 1997-May-03 by Elst, E. W. at La Silla
Reference: 20010902/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
1904-Feb-14 02:09 00:04 Jupiter 1.75137934034461 1.75137816611756 1.75138051457933 2.42075704977423 2.21196775593741 2416524.589553005 3.97570101160849 214.680474725194 4.62345291497783 -84.8176957206425 2763814.23557766 T 21 CATAB v2.0f-lin.ifort 2019-Sep-24 01:45:22 2019-Sep-24 01:45
1942-Aug-09 15:27 00:02 Jupiter 1.9684178468985 1.96841644069192 1.96841925310452 2.99190546741576 2.8444482438701 2430581.143765133 2.45027829767985 51.9494850124342 40.2482298283441 -18.1380027383308 1235440.0540773 T 21 CATAB v2.0f-lin.ifort 2019-Sep-24 01:45:22 2019-Sep-24 01:45
1951-Nov-12 15:39 00:02 Jupiter 1.70963856711866 1.70963802292995 1.70963911130883 2.25528039046514 2.02371208279953 2433963.152283325 2.26954961254185 124.148715599682 6.05758852370156 -88.5365078430491 2717815.89811986 T 21 CATAB v2.0f-lin.ifort 2019-Sep-24 01:45:22 2019-Sep-24 01:45
1999-Aug-05 04:50 < 00:01 Jupiter 1.68496949945108 1.6849691036414 1.68496989526057 2.15008390711486 1.9019659927652 2451395.701226798 0.567942273179127 50.739306286894 9.47048137278073 88.7795285512988 2539312.13374487 T 21 CATAB v2.0f-lin.ifort 2019-Sep-24 01:45:22 2019-Sep-24 01:45
2047-Apr-22 23:28 00:01 Jupiter 1.67227999288201 1.67227951192955 1.67228047383447 2.08980488358311 1.83146642429071 2468823.477773136 1.1815925630428 68.2001017302705 12.108319432477 86.1539604022941 2495807.59448063 T 21 CATAB v2.0f-lin.ifort 2019-Sep-24 01:45:22 2019-Sep-24 01:45
2095-Jan-06 19:22 00:03 Jupiter 1.6687017718179 1.66870136475245 1.66870217888382 2.06049756561519 1.79734882724892 2486249.306787947 2.90751171165598 125.439967685753 13.6413915574442 85.9133641519059 2628202.16526142 T 21 CATAB v2.0f-lin.ifort 2019-Sep-24 01:45:22 2019-Sep-24 01:45
2142-Sep-22 19:27 00:05 Jupiter 1.67365850982644 1.67365808921131 1.67365893044329 2.05823956150454 1.79559719293301 2503674.310529621 4.73758735366222 176.724315743257 13.7222805873001 85.5115711339856 2665453.52255494 T 21 CATAB v2.0f-lin.ifort 2019-Sep-24 01:45:22 2019-Sep-24 01:45
2190-Jun-10 17:45 00:07 Jupiter 1.68772419736752 1.6877231474329 1.68772524730953 2.08234260151062 1.82548775073576 2521102.239536050 6.7073021672508 213.873046135318 12.4787628499527 84.1760831092947 2612588.89473287 T 21 CATAB v2.0f-lin.ifort 2019-Sep-24 01:45:22 2019-Sep-24 01:45

Alternate Designations
 1997 JF12 = 1998 OE9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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