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15187 (2112 T-2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2015187
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1515911204793985 3.0656e-08  
a 3.237588851978495 1.6503e-08 au
q 2.746799130255465 9.9411e-08 au
i .1625680226007464 3.4243e-06 deg
node 78.65252985249893 0.0012171 deg
peri 273.4409614823144 0.0012171 deg
M 98.29962263100626 1.1474e-05 deg
tp 2458815.494396898677
(2019-Nov-27.99439690)
6.8666e-05 TDB
period 2127.800814674757
5.83
1.6269e-05
4.454e-08
d
yr
n .1691887687593669 1.2936e-09 deg/d
Q 3.728378573701524 1.9004e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1748  
   data-arc span      17352 days (47.51 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50973  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:25:03  

Additional Information
 Earth MOID = 1.74048 au 
 Jupiter MOID = 1.70623 au 
 T_jup = 3.167 
[ 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 13.94   n/a MPCxxxxx  
diameter diameter 7.783 km 0.413 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.097   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15187 (2112 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000523/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
2006-May-20 22:31 < 00:01 Jupiter 1.95336935632688 1.95336900537972 1.95336970727392 2.72647903915211 2.56250763913696 2453876.438164113 0.325284480508099 37.576665577555 9.57926926665488 -89.2872358689443 3893579.41372752 T 37 CATAB v2.0g-lin.ifort 2021-Jul-08 17:25:13 2021-Jul-08 17:25
2017-Sep-28 13:18 < 00:01 Jupiter 1.85914160628215 1.85914127761846 1.85914193494584 2.297486275174 2.08979562912198 2458025.054098723 0.268308800333043 42.6233488173813 4.01443934258718 89.6617875788915 3661572.63614987 T 37 CATAB v2.0g-lin.ifort 2021-Jul-08 17:25:13 2021-Jul-08 17:25
2029-Feb-27 16:23 < 00:01 Jupiter 1.7885663955842 1.78856607960519 1.7885667115631 2.02321145834778 1.77376215065655 2462195.182488943 0.480251182285253 50.2914186334422 6.83875976007776 89.1577083807073 3429699.40213801 T 37 CATAB v2.0g-lin.ifort 2021-Jul-08 17:25:13 2021-Jul-08 17:25
2040-Aug-15 21:29 < 00:01 Jupiter 1.74552334956877 1.74552304974035 1.74552364939709 1.87806152414953 1.59893924764109 2466382.394899894 0.807187961265333 61.2374163440562 13.4528558711055 89.0596974750547 3404924.06982832 T 37 CATAB v2.0g-lin.ifort 2021-Jul-08 17:25:13 2021-Jul-08 17:25
2052-Feb-09 22:11 00:01 Jupiter 1.72736981907067 1.727369532719 1.72737010542235 1.83859409555905 1.54910311703441 2470577.424586786 1.21666032148906 78.3843781352762 15.4902510397265 -88.8200066993046 3573597.24152676 T 37 CATAB v2.0g-lin.ifort 2021-Jul-08 17:25:13 2021-Jul-08 17:25
2063-Aug-03 16:39 00:02 Jupiter 1.73781455299373 1.73781420962819 1.73781489635996 1.90339605051408 1.62729931549954 2474770.193928786 1.72136295101175 101.449356828955 12.1867460416811 -85.9795404685065 3747497.95915711 T 37 CATAB v2.0g-lin.ifort 2021-Jul-08 17:25:13 2021-Jul-08 17:25
2075-Jan-14 16:18 00:02 Jupiter 1.77216850211223 1.77216795526053 1.77216904896554 2.07174132006978 1.82652556727097 2478952.179066379 2.33163940260236 115.35270520633 6.64295827562609 -86.399201924979 3646842.72401314 T 37 CATAB v2.0g-lin.ifort 2021-Jul-08 17:25:13 2021-Jul-08 17:25
2086-Jun-06 01:04 00:03 Jupiter 1.83409701646148 1.83409614024304 1.83409789268106 2.38629766336057 2.18421077893648 2483112.544732215 3.02612508533333 102.521287985276 4.40872659853839 86.847251611192 2894832.94024449 T 37 CATAB v2.0g-lin.ifort 2021-Jul-08 17:25:13 2021-Jul-08 17:25
2097-Sep-30 17:11 00:04 Jupiter 1.92413985465843 1.9241386359122 1.92414107340455 2.89376076119385 2.73741384509327 2487247.215909114 3.73431530897987 70.4089842608389 16.3141856266744 67.6766271988277 1699484.76652905 T 37 CATAB v2.0g-lin.ifort 2021-Jul-08 17:25:13 2021-Jul-08 17:25

Alternate Designations
 2112 T-2 = 1996 RP17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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