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39449 (3486 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2039449
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1830715878652836 4.4541e-08  
a 3.186840493098834 2.1768e-08 au
q 2.603420543753847 1.4534e-07 au
i .6934092851481956 5.0179e-06 deg
node 322.5449937777502 0.00045138 deg
peri 107.5306025371717 0.00045163 deg
M 143.9725872560577 1.4755e-05 deg
tp 2458169.470911716781
(2018-Feb-19.97091172)
8.2775e-05 TDB
period 2077.968295797028
5.69
2.1291e-05
5.829e-08
d
yr
n .1732461465981694 1.7751e-09 deg/d
Q 3.770260442443821 2.5754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      15544 days (42.56 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60145  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:43:22  

Additional Information
 Earth MOID = 1.61794 au 
 Jupiter MOID = 1.53121 au 
 T_jup = 3.171 
[ 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 15.2   n/a MPO436046  

39449 (3486 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/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
1901-Jan-04 20:52 00:04 Jupiter 1.60176281193414 1.60176238968485 1.60176323418305 1.596822860466 1.22156880111585 2415389.369267141 3.91949322449449 94.1757966711823 73.4089889705784 33.2622476199623 2026234.2792624 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
1912-Mar-28 12:21 00:03 Jupiter 1.6477314110265 1.64773051241127 1.6477323096405 1.61077692173739 1.25159689419531 2419490.014675130 3.23592397021135 89.9277840422376 70.3766489941537 -55.1054399845151 1469327.89840688 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
1923-Jun-11 11:28 00:03 Jupiter 1.76978491540456 1.76978373453374 1.76978609627507 1.91243297635999 1.64322730755815 2423581.977880582 2.75885742759507 106.275806326179 20.7283843616529 -83.3792921902374 1569758.61218715 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
1934-Aug-07 13:56 00:02 Jupiter 1.94055670657639 1.94055552189874 1.94055789125492 2.5045359998939 2.32373234156699 2427657.080295159 2.34876345960324 112.094657686511 11.0430783331659 78.4475670482611 1914003.08439161 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
2034-Mar-09 04:23 < 00:01 Jupiter 1.96632166143937 1.96632105255176 1.96632227032697 3.79207998777033 3.67672961596621 2464030.682969970 0.630631931130896 51.6814062227971 24.4909576414631 86.6712298025177 2542291.42974322 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
2045-Mar-22 22:36 00:01 Jupiter 1.76710308057352 1.76710244666841 1.76710371447843 2.6370249410072 2.44851872347037 2468062.441494012 1.03197315754991 62.276431302678 13.9041408766122 -89.4606947869553 1917112.8464754 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
2056-May-01 22:41 00:01 Jupiter 1.62621420899451 1.62621367695729 1.62621474103127 1.91179477326832 1.61655447696745 2472120.445055932 1.46025144597846 71.6694037740001 34.4171912916359 -88.6309510164521 1675120.59260897 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
2067-Jul-10 20:02 00:02 Jupiter 1.5719889772982 1.5719885698678 1.57198938472842 1.59144041905462 1.20624966839729 2476207.334816285 1.96547267760042 101.055119598056 76.7780257801645 40.4275031398741 2028757.8210202 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
2078-Oct-01 16:52 00:03 Jupiter 1.61334663891418 1.61334583596059 1.61334744186676 1.58622163509251 1.21081783240014 2480308.202905797 2.63778396472586 84.5014754137931 75.5068353450809 50.643152876158 1693690.95995247 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
2089-Dec-14 23:10 00:03 Jupiter 1.73558652391332 1.73558500245159 1.73558804537387 1.86370093398799 1.58028994276443 2484400.465364781 3.46260837086549 99.7374963384191 26.1448826998524 -85.7106736253699 1332962.87001443 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
2101-Feb-09 18:50 00:04 Jupiter 1.91780678971807 1.91780466591401 1.91780891352442 2.44873880623126 2.26119384440496 2488474.284690992 4.27430589840611 169.09137770512 13.6095102979387 73.597351233943 1725034.13587239 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43
2200-Sep-19 04:00 00:08 Jupiter 1.98192937196817 1.98192532243825 1.98193342151667 3.92973300548995 3.81943138247752 2524854.666677207 8.26716344057593 373.157776568595 29.7166984310133 64.1062060462841 1990640.10023726 T 16 CATAB v2.0f-lin.ifort 2020-May-20 08:43:35 2020-May-20 08:43

Alternate Designations
 3486 T-3 = 2000 UU77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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