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382272 (2012 TT181)
Classification: Main-belt Asteroid          SPK-ID: 2382272
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1550711051273891 7.5031e-08  
a 3.162317478141037 5.3939e-08 au
q 2.671933412042048 2.2875e-07 au
i 9.764511237867131 8.4118e-06 deg
node 223.0155573092867 4.4233e-05 deg
peri 357.6528180095091 5.0611e-05 deg
M 279.5789563649803 2.4897e-05 deg
tp 2459459.353272514588
(2021-Sep-01.85327251)
0.00014627 TDB
period 2054.029276900852
5.62
5.2553e-05
1.439e-07
d
yr
n .1752652720428469 4.4842e-09 deg/d
Q 3.652701544240026 6.2303e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      6702 days (18.35 yr)  
   first obs. used      1999-05-20  
   last obs. used      2017-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55513  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:37:42  

Additional Information
 Earth MOID = 1.66385 au 
 Jupiter MOID = 1.33279 au 
 T_jup = 3.163 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456952.5 (2014-Oct-22.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1569854603559594 7.5013e-08  
q 2.66735730072263 2.2983e-07 au
tp 2457402.579498640080
(2016-Jan-15.07949864)
0.00013282 TDB
node 223.1637799110967 4.4259e-05 deg
peri 356.9843341502219 5.0466e-05 deg
i 9.760408123505957 8.4111e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      6702 days (18.35 yr)  
   first obs. used      1999-05-20  
   last obs. used      2017-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55513  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:37:42  

Additional Information
 Jupiter MOID = 1.33279 au 
 T_jup = 3.163 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.626963796515195E-15 -1.692805317137066E-14 1.212598665607595E-12 6.396154138831441E-14 5.687553157532274E-14 -9.08241304323963E-15
q -1.692805317137066E-14 5.282378804936396E-14 -3.460977899805107E-12 -1.794058876815726E-13 -2.236983013095621E-13 2.390708464224734E-14
tp 1.212598665607595E-12 -3.460977899805107E-12 1.764078813671033E-8 3.797644125522695E-11 3.266310636865101E-9 7.322270665249127E-12
node 6.396154138831441E-14 -1.794058876815726E-13 3.797644125522695E-11 1.958872870700422E-9 -1.924954084900001E-9 3.045189403053907E-11
peri 5.687553157532274E-14 -2.236983013095621E-13 3.266310636865101E-9 -1.924954084900001E-9 2.546845394454893E-9 -2.857897511518503E-11
i -9.08241304323963E-15 2.390708464224734E-14 7.322270665249127E-12 3.045189403053907E-11 -2.857897511518503E-11 7.074628094026133E-11

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 16.4   n/a MPO418952  
diameter diameter 2.698 km 0.811 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.127   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

382272 (2012 TT181)          Discovered 1999-May-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

[ 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
1918-Jul-13 11:02 00:08 Jupiter 1.79575411399309 1.79574686135838 1.79576136663596 2.86032416310547 2.69037041399427 2421787.959416687 8.3675584829904 436.130092631244 160.121835804346 -43.0852350485898 619397.213820565 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 11:37:45 2018-Dec-18 02:28
1929-Mar-03 02:21 00:06 Jupiter 1.35101303294244 1.35101096887327 1.35101509718262 2.69157678911721 2.44758623251311 2425673.598003960 6.02916296748847 878.036356927727 52.1986562119085 84.9644656937373 1321193.6142636 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 11:37:45 2018-Dec-18 02:28
1939-Nov-08 00:41 00:06 Jupiter 1.53782821623045 1.53782433037165 1.53783210210542 2.2619879343763 2.00374815477492 2429575.528498499 5.9437439286725 356.219996057072 116.457827782228 -47.3643683361261 1076170.42887218 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 11:37:45 2018-Dec-18 02:28
2025-Mar-22 13:51 00:01 Jupiter 1.73407568922971 1.73407449598884 1.73407688247058 2.68902474676861 2.50078763834862 2460757.077073712 1.13676804335754 245.465064114549 56.4630089577459 -84.9171544222556 1463443.35170049 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 11:37:45 2018-Dec-18 02:28
2035-Nov-16 20:28 00:02 Jupiter 1.34053100291522 1.3405303092007 1.34053169663066 2.69073352025978 2.44465435983661 2464648.352688193 1.93401112706212 327.132279009133 41.2459152112061 -87.6997558656526 1256421.0337475 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 11:37:45 2018-Dec-18 02:28
2046-Jul-14 13:04 00:04 Jupiter 1.5987524901108 1.59874942505601 1.59875555516714 2.3646876535076 2.12888313138699 2468541.044686949 3.74971980192147 187.204408277355 116.844218368977 -35.8140145053761 1192731.29924955 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 11:37:45 2018-Dec-18 02:28
2131-Nov-27 14:43 00:10 Jupiter 1.66686858650424 1.66686042131396 1.66687675170399 2.55116228325472 2.34352834497058 2499722.113071496 10.2957701322988 480.331064625655 228.633805731502 -32.6196763295443 696383.395057041 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 11:37:45 2018-Dec-18 02:28
2142-Aug-01 05:29 00:10 Jupiter 1.33482206743791 1.33482137097936 1.33482276391102 2.69214013115243 2.44509749193742 2503621.728341481 9.62979768358591 1440.11827908133 42.8163043501707 -89.702271032443 1242859.97210008 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 11:37:45 2018-Dec-18 02:28
2153-Mar-25 19:23 00:13 Jupiter 1.6499968422573 1.6499866002151 1.65000708432547 2.50098102247354 2.28652796863337 2507511.307293254 13.3680397346015 618.445065370807 100.337113347985 -34.0263802304765 1194603.65549033 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 11:37:45 2018-Dec-18 02:28

Alternate Designations
 2012 TT181 = 1999 KE6 = 2007 VC78 = 2010 BW46 = 2010 NC109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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