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JPL Small-Body Database Browser
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117972 (1055 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2117972
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2723024241114408 6.6504e-08  
a 2.611653445453845 1.7591e-08 au
q 1.900493881317766 1.8018e-07 au
i 11.6926110856733 5.7241e-06 deg
node 199.1053581968847 2.5829e-05 deg
peri 315.4378533783498 2.7198e-05 deg
M 160.1394800325069 1.0955e-05 deg
tp 2457914.747086517968
(2017-Jun-10.24708652)
4.2597e-05 TDB
period 1541.600165077462
4.22
1.5575e-05
4.264e-08
d
yr
n .2335235868257129 2.3593e-09 deg/d
Q 3.322813009589924 2.2381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      17743 days (48.58 yr)  
   first obs. used      1971-03-25  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58891  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:56:27  

Additional Information
 Earth MOID = .928213 au 
 Jupiter MOID = 1.76237 au 
 T_jup = 3.327 
[ 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 15.6   n/a MPO453650  

117972 (1055 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1926-Sep-04 08:44 00:03 Jupiter 1.88562161315302 1.88561972889143 1.88562349742115 1.60762929335523 1.29848780494659 2424762.864000783 2.73711109450482 403.864725851142 207.311663043995 10.6899749211914 642772.510750636 T 15 CATAB v2.0f-lin.ifort 2019-Nov-07 13:56:30 2019-Nov-07 13:56
1939-Dec-14 21:09 00:02 Jupiter 1.8778850884118 1.87788364499926 1.87788653184269 3.16172236207225 3.01568991924638 2429612.381070363 2.13080301178201 327.326241613415 25.1353492414338 80.0105643492677 2090271.20945241 T 15 CATAB v2.0f-lin.ifort 2019-Nov-07 13:56:30 2019-Nov-07 13:56
1998-Nov-02 03:38 < 00:01 Jupiter 1.76803059663069 1.76803008251987 1.76803111074221 2.78215640626352 2.60427352322369 2451119.651092276 0.461413113820912 121.834015820954 28.4985426645731 85.6840460444329 1704724.71658245 T 15 CATAB v2.0f-lin.ifort 2019-Nov-07 13:56:30 2019-Nov-07 13:56
2057-Sep-22 03:28 00:01 Jupiter 1.76218406500026 1.76218353369962 1.7621845963011 2.41906939495488 2.21146198551035 2472628.644757161 1.28022758405875 285.081257760537 48.1874513509333 -86.2962989459559 1364480.20529053 T 15 CATAB v2.0f-lin.ifort 2019-Nov-07 13:56:30 2019-Nov-07 13:56
2116-Aug-07 03:18 00:03 Jupiter 1.8617492887895 1.86174751127073 1.86175106632013 1.96286583772492 1.71549443568262 2494131.637606735 3.20015305527292 354.89743912055 147.264022429228 -54.9414182418364 843390.595197862 T 15 CATAB v2.0f-lin.ifort 2019-Nov-07 13:56:30 2019-Nov-07 13:56
2129-Nov-07 22:54 00:03 Jupiter 1.88291570051453 1.88291326304316 1.88291813802968 3.26734304285467 3.12663367121956 2498972.453897813 3.39885796475865 490.405808896197 26.7502191758963 78.1084415972378 2185264.56119327 T 15 CATAB v2.0f-lin.ifort 2019-Nov-07 13:56:30 2019-Nov-07 13:56
2188-Sep-26 17:26 00:05 Jupiter 1.75735549011149 1.7573537771403 1.75735720326389 2.95001029982481 2.78183154626182 2520480.226138358 4.92339287996165 953.904235612861 25.7387136287859 86.8787429947596 1874997.81064343 T 15 CATAB v2.0f-lin.ifort 2019-Nov-07 13:56:30 2019-Nov-07 13:56

Alternate Designations
 1055 T-1 = 2003 UC257 = 2003 UQ181 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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