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160018 (1991 TY2)
Classification: Main-belt Asteroid          SPK-ID: 2160018
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 .160528703453369 7.0626e-08  
a 3.090272074716445 2.7888e-08 au
q 2.594194705244062 2.2867e-07 au
i 3.362577223089089 5.2691e-06 deg
node 248.7621384186171 0.00012494 deg
peri 120.5050068660178 0.00012597 deg
M 98.05173769095371 1.6313e-05 deg
tp 2458460.061478837693
(2018-Dec-07.56147884)
8.8286e-05 TDB
period 1984.236814156742
5.43
2.686e-05
7.354e-08
d
yr
n .181429957065378 2.456e-09 deg/d
Q 3.586349444188829 3.2365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      10340 days (28.31 yr)  
   first obs. used      1991-10-03  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57944  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:12:37  

Additional Information
 Earth MOID = 1.59577 au 
 Jupiter MOID = 1.90396 au 
 T_jup = 3.202 
[ 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 15.5   n/a MPO412926  

160018 (1991 TY2)          Discovered 1991-Oct-07 by Borngen, F., Schmadel, L. D. at Tautenburg
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ 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
1945-Jul-01 18:49 00:03 Jupiter 1.9034202845306 1.9034196300857 1.90342093897572 2.04093939337759 1.80981576228791 2431638.284121508 2.99912337942255 150.088417765509 18.2862953992726 -88.690866943588 1762944.15604255 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 13:12:55 2020-Feb-24 13:12
2005-Aug-04 02:35 < 00:01 Jupiter 1.92419271696758 1.92419213712696 1.92419329680799 2.23806826304365 2.03188507270428 2453586.607674563 0.587084131543715 60.5064833806604 19.1966278290436 86.0558530960403 1898685.69719837 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 13:12:55 2020-Feb-24 13:12
2015-Jun-12 20:40 < 00:01 Jupiter 1.964287270177 1.96428663495469 1.96428790539909 2.50811497572429 2.32985374849605 2457186.361141968 0.297382428393777 63.3875386306602 15.0460811381791 84.6758553620962 1873258.23496404 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 13:12:55 2020-Feb-24 13:12
2065-Sep-02 02:21 00:02 Jupiter 1.97764889617595 1.97764821853445 1.97764957381768 2.66530759804695 2.49945377023877 2475530.598102922 1.96543390607518 99.990080333676 17.253938095623 89.9659645978882 1995212.28069203 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 13:12:55 2020-Feb-24 13:12
2075-Jul-16 15:48 00:03 Jupiter 1.91912017976162 1.91911952597195 1.91912083355118 2.12569834913521 1.90679675206935 2479135.158037094 2.51615922546233 132.874481119054 12.1826385764294 88.9316229296675 1729937.26176354 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 13:12:55 2020-Feb-24 13:12
2135-Aug-20 15:33 00:05 Jupiter 1.90391316917076 1.90391250571312 1.90391383262851 2.09203431315307 1.86730754203499 2501084.147685110 4.96809860046929 223.68075212669 21.5241313435247 83.8327433165252 1632818.85503962 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 13:12:55 2020-Feb-24 13:12
2195-Sep-20 22:31 00:07 Jupiter 1.92470260998603 1.92470150346687 1.92470371651843 2.35234491665548 2.15716648396117 2523030.437997474 7.34867293638295 330.216548219384 18.0443356220549 86.5938675771019 1840828.11143962 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 13:12:55 2020-Feb-24 13:12

Alternate Designations
 1991 TY2 = 2002 TS293 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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