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12655 Benferinga (5041 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2012655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1017874989519433 3.0303e-08  
a 3.040390889577364 1.5995e-08 au
q 2.73091710509101 9.1108e-08 au
i 11.71690129947843 4.7063e-06 deg
node 151.9333692324086 1.6968e-05 deg
peri 113.6969596872494 2.8903e-05 deg
M 114.1401417682707 2.3122e-05 deg
tp 2458386.556412660325
(2018-Sep-25.05641266)
0.00012445 TDB
period 1936.388793795272
5.30
1.5281e-05
4.184e-08
d
yr
n .1859130775562945 1.4671e-09 deg/d
Q 3.349864674063717 1.7623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2037  
   data-arc span      15447 days (42.29 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50084  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:24:45  

Additional Information
 Earth MOID = 1.74117 au 
 Jupiter MOID = 1.86761 au 
 T_jup = 3.201 
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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 12.8   n/a MPO395124  
diameter diameter 9.965 km 0.231 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.135   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12655 Benferinga           Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Ben Feringa (b. 1951) is a renowned Dutch chemist, who won the 2016 Nobel Prize in Chemistry for the development of molecular machines. He is a passionate lecturer and public advocate for science.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-10-26Last Updated: 2019-04-09

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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
1941-Mar-06 19:18 00:02 Jupiter 1.87228681676223 1.87228629870083 1.87228733482438 2.43786503616409 2.24463493187208 2430060.303834400 2.0382499659647 101.287318939608 11.3710468813026 67.3602944095916 2348907.47043403 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:25:09 2020-Feb-22 20:25
1989-May-13 07:28 < 00:01 Jupiter 1.90562415977387 1.90562365486653 1.90562466468132 2.19660738856067 1.9839639111691 2447659.811267694 0.72543717945547 57.8535429480476 18.2653526656611 78.1777763787236 3281450.30029953 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:25:09 2020-Feb-22 20:25
1998-Sep-12 02:10 < 00:01 Jupiter 1.99925223045842 1.99925182615024 1.9992526347666 4.69098567844979 4.59978339841599 2451068.590072312 0.405746797951995 42.5265301108287 18.4757930551086 -88.280129795624 3691139.09089416 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:25:09 2020-Feb-22 20:25
2037-Jul-12 07:00 < 00:01 Jupiter 1.95580152682188 1.95580108708743 1.95580196655645 2.84658781409584 2.69014834211875 2465251.791579135 0.651092090032135 62.0283303590799 16.776105692578 83.9521167777488 3028838.69769634 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:25:09 2020-Feb-22 20:25
2046-Oct-09 08:30 < 00:01 Jupiter 1.91958299099153 1.91958250017429 1.91958348180888 3.95096639787147 3.83765927133845 2468627.854491953 0.801160112044639 70.8531399020108 18.7238620531876 -83.6360207561194 2761277.24373668 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:25:09 2020-Feb-22 20:25
2094-Nov-21 20:22 00:02 Jupiter 1.88932953957084 1.88932905237593 1.88933002676585 3.02198300201118 2.86979843675361 2486203.348266750 2.136876000158 131.681771798299 15.5689474908407 84.1291326822786 2137189.3433498 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:25:09 2020-Feb-22 20:25
2143-Jan-23 04:08 00:04 Jupiter 1.89343133839549 1.89343085558395 1.89343182120703 2.25636398761797 2.04853183104499 2503796.672343860 3.62666125115292 186.294202005702 10.2203363837262 75.9625115305619 3086649.05597479 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:25:09 2020-Feb-22 20:25
2191-Mar-31 03:30 00:05 Jupiter 1.91054793772885 1.91054738784585 1.91054848761239 2.39775943309095 2.20512360126127 2521395.645507429 4.86861598800264 107.031774368244 34.9410429297641 -72.0981185978413 1603290.53157613 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:25:09 2020-Feb-22 20:25
2200-Jul-17 14:38 00:04 Jupiter 1.99267822788777 1.99267681857607 1.99267963722065 4.54352316867301 4.44898505526397 2524791.109510728 4.39301676179709 351.074599023877 19.020150852285 -80.6815341699346 3362918.18569349 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:25:09 2020-Feb-22 20:25

Alternate Designations
 5041 T-3 = 1987 QA2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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