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37495 (1226 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2037495
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04345857259693234 3.8242e-08  
a 3.128027026574649 1.9739e-08 au
q 2.992087436955088 1.1882e-07 au
i 5.050415349320566 5.0608e-06 deg
node 7.776894935196012 4.6046e-05 deg
peri 53.45958855274296 7.6634e-05 deg
M 98.60228709530234 5.9672e-05 deg
tp 2458447.036914586188
(2018-Nov-24.53691459)
0.00033522 TDB
period 2020.71084371901
5.53
1.9127e-05
5.237e-08
d
yr
n .1781551284880717 1.6863e-09 deg/d
Q 3.26396661619421 2.0597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      879  
   data-arc span      17023 days (46.61 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55789  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:25:53  

Additional Information
 Earth MOID = 2.00761 au 
 Jupiter MOID = 1.89075 au 
 T_jup = 3.207 
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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 14.7   n/a MPO468204  
diameter diameter 6.213 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37495 (1226 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

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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
1951-Jul-22 00:15 00:02 Jupiter 1.91771706279776 1.91771659884426 1.91771752675126 3.91225529703669 3.79768034998961 2433849.510146901 1.84757172558564 91.6922935036357 19.5275309375621 88.987112580867 3243276.99445686 T 19 CATAB v2.0f-lin.ifort 2020-May-20 08:26:04 2020-May-20 08:26
1961-Nov-26 01:28 00:02 Jupiter 1.95693418540979 1.95693371935008 1.9569346514694 3.62612025989218 3.50472329686848 2437629.561183136 1.54429108898562 45.805007201867 20.1026603081787 -89.2265523822841 3497551.35677858 T 19 CATAB v2.0f-lin.ifort 2020-May-20 08:26:04 2020-May-20 08:26
2034-Sep-11 11:05 < 00:01 Jupiter 1.92246404909192 1.92246358612738 1.92246451205647 3.91642628125668 3.80226387452642 2464216.961645099 0.609508977027782 50.0769365848486 19.3639179353094 -87.3757419523346 3222308.22311294 T 19 CATAB v2.0f-lin.ifort 2020-May-20 08:26:04 2020-May-20 08:26
2045-Jan-15 12:19 < 00:01 Jupiter 1.95453854083332 1.95453810060011 1.95453898106652 3.66136841600688 3.54103020293029 2467996.013151451 0.921054763825395 44.5595770634144 18.4787990830803 87.9694815328251 3497622.92038393 T 19 CATAB v2.0f-lin.ifort 2020-May-20 08:26:04 2020-May-20 08:26
2117-Nov-02 01:15 00:03 Jupiter 1.92406996654524 1.92406942565122 1.92407050743992 3.90822156494585 3.79390920195692 2494583.551837710 3.02296727862546 132.820882649451 20.4366642724496 85.2760779566891 3199142.49284146 T 19 CATAB v2.0f-lin.ifort 2020-May-20 08:26:04 2020-May-20 08:26
2128-Mar-08 23:43 00:03 Jupiter 1.93845915948869 1.93845854255221 1.93845977642549 3.66315347573792 3.54186112020461 2498363.488155599 3.34632578374362 75.5539608839737 23.2130053863971 -74.7896648627692 3453370.77247667 T 19 CATAB v2.0f-lin.ifort 2020-May-20 08:26:04 2020-May-20 08:26
2200-Dec-25 12:07 00:05 Jupiter 1.92348367437393 1.92348289853917 1.92348445021427 3.88936206450404 3.77444302294219 2524952.004934734 5.46614757242865 220.141627860503 21.1535478726951 82.8185034933954 3185441.21538075 T 19 CATAB v2.0f-lin.ifort 2020-May-20 08:26:04 2020-May-20 08:26

Alternate Designations
 1226 T-2 = 2001 RA78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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