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JPL Small-Body Database Browser
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39455 (4091 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2039455
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1017501226368596 4.7993e-08  
a 3.166577595049242 2.886e-08 au
q 2.844377936413849 1.5874e-07 au
i 8.045111338736559 5.274e-06 deg
node 59.29187092139873 3.9098e-05 deg
peri 195.1599581006545 4.9344e-05 deg
M 316.9283820203022 3.3886e-05 deg
tp 2459246.747774568657
(2021-Feb-01.24777457)
0.0001952 TDB
period 2058.181303671997
5.63
2.8138e-05
7.704e-08
d
yr
n .174911704502283 2.3912e-09 deg/d
Q 3.488777253684634 3.1797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      698  
   data-arc span      15428 days (42.24 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5878  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 05:49:23  

Additional Information
 Earth MOID = 1.83084 au 
 Jupiter MOID = 1.54725 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 14.2   n/a MPO389951  

39455 (4091 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/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
1905-Mar-26 18:19 00:05 Jupiter 1.53361003084958 1.53360928917638 1.53361077252687 2.42560412331106 2.18607930291827 2416931.263006353 4.51824120815975 206.096942101339 20.1383649895826 -81.5410507778976 1879792.50458466 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 05:49:38 2020-Jan-29 05:49
1915-Oct-28 08:07 00:04 Jupiter 1.77425441809869 1.77425203160817 1.7742568046117 2.71553140244463 2.53363734058295 2420798.838338793 4.2979156896969 363.181169141138 27.8231716335822 -77.2039204516026 2290660.5518454 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 05:49:38 2020-Jan-29 05:49
2001-Jun-03 09:44 < 00:01 Jupiter 1.66479119681367 1.6647905503255 1.66479184330278 2.47278575138337 2.25767519759252 2452063.905406686 0.705354933687617 101.83405942232 9.7869216650557 -73.4294417279231 2074351.36606934 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 05:49:38 2020-Jan-29 05:49
2012-Jan-26 04:02 < 00:01 Jupiter 1.53434991754299 1.53434944526192 1.53435038982554 2.45951045746483 2.22376071259831 2455952.667873520 0.284723597453543 169.42548767963 15.4698555074496 -83.6288396891518 1994285.78826101 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 05:49:38 2020-Jan-29 05:49
2022-Sep-01 22:56 < 00:01 Jupiter 1.77675183006105 1.77675124791682 1.77675241220527 2.81845437474359 2.64390516095237 2459824.455485518 0.537987838245828 84.6880389319163 22.9162808345258 -88.3354949836641 2481552.9952187 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 05:49:38 2020-Jan-29 05:49
2108-Apr-11 08:20 00:04 Jupiter 1.67147539972061 1.67147360369382 1.67147719576108 2.40356907148114 2.18257679386477 2491091.847445188 3.88783681653314 276.018777630945 8.69448710386962 -72.7695299488308 1915930.48444766 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 05:49:38 2020-Jan-29 05:49
2118-Dec-02 11:38 00:04 Jupiter 1.5410091489589 1.54100859374751 1.54100970417117 2.48953138359693 2.25797644726403 2494978.984590593 4.3221456538203 160.197636289412 17.5836575585759 -82.9827683071981 2005242.22621507 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 05:49:38 2020-Jan-29 05:49
2129-Jul-12 01:29 00:05 Jupiter 1.77675691732625 1.77675432889528 1.77675950578944 2.91440825414786 2.74596570251587 2498853.561688225 5.1481009196788 424.511870003339 29.0262756882806 -76.0951495190441 2448201.69786144 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 05:49:38 2020-Jan-29 05:49

Alternate Designations
 4091 T-3 = 2000 VT12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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