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2404 Antarctica (1980 TE)
Classification: Main-belt Asteroid          SPK-ID: 2002404
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1332039928575542 3.393e-08  
a 3.126236735262892 1.6347e-08 au
q 2.70980951950791 1.045e-07 au
i 2.689973401571081 3.5412e-06 deg
node 110.8511962283224 9.3455e-05 deg
peri 146.3179847830387 9.4764e-05 deg
M 170.1790701994392 1.6714e-05 deg
tp 2458046.090253754640
(2017-Oct-19.59025375)
9.2694e-05 TDB
period 2018.976295061824
5.53
1.5836e-05
4.336e-08
d
yr
n .1783081856287849 1.3986e-09 deg/d
Q 3.542663951017873 1.8525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2792  
   data-arc span      31783 days (87.02 yr)  
   first obs. used      1933-01-29  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46532  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:20:49  

Additional Information
 Earth MOID = 1.69528 au 
 Jupiter MOID = 1.51255 au 
 T_jup = 3.199 
[ 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 11.8   n/a MPO452195  
diameter diameter 23.209 km 0.316 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2404 Antarctica (1980 TE)          Discovered 1980-Oct-01 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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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
1954-Aug-13 04:46 00:02 Jupiter 1.72550930124038 1.7255083955637 1.72551020691657 2.00064532786274 1.73804962542445 2434967.698442983 1.57369628951564 63.1916383000966 11.7108921376689 -89.546070408054 1728048.57619921 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 16:21:02 2020-Feb-22 16:21
1964-Oct-23 16:37 00:01 Jupiter 1.53793316560987 1.53793279261147 1.53793353860791 1.56793062379166 1.16486001996714 2438692.192019359 1.28750591972967 110.08522196051 71.5918014180507 61.8101158113776 2278676.56909345 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 16:21:02 2020-Feb-22 16:21
1975-Jan-01 05:06 < 00:01 Jupiter 1.88883915412019 1.88883856951815 1.88883973872245 3.24756483273107 3.1064137455182 2442413.712802959 0.964467179979566 58.1039023738558 15.2015299212026 -75.6904234341727 3124355.43176311 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 16:21:02 2020-Feb-22 16:21
2037-Jul-08 10:53 < 00:01 Jupiter 1.67438069830731 1.67438033123258 1.67438106538184 1.83412386548687 1.53370991756521 2465247.953806956 0.680269453805887 56.0112563103464 22.3197264832594 -86.334361003313 2783238.87159585 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 16:21:02 2020-Feb-22 16:21
2047-Sep-17 02:49 < 00:01 Jupiter 1.5633417403321 1.56334122239491 1.56334225826919 1.68390371309487 1.32360365961872 2468970.617174929 0.998978522500671 104.254544332275 47.9659233744544 63.0699096949976 2101912.42316497 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 16:21:02 2020-Feb-22 16:21
2057-Nov-28 18:13 00:01 Jupiter 1.95423290501433 1.9542321021162 1.95423370791279 3.57880310077089 3.45557119758413 2472696.258852820 1.20714794936092 67.2725254602469 18.2945485549558 -66.5342331447536 2992556.10867879 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 16:21:02 2020-Feb-22 16:21
2120-May-30 23:38 00:03 Jupiter 1.62652298713429 1.62652197510056 1.62652399916746 1.68824814903414 1.34486753711564 2495524.484620323 2.88643701306816 102.255503230303 48.8243731459817 67.3069512397167 1674506.08160522 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 16:21:02 2020-Feb-22 16:21
2130-Aug-11 08:30 00:03 Jupiter 1.59565498103115 1.59565382768053 1.59565613438621 1.83559391740015 1.51912599821993 2499248.854095081 3.25346180538819 212.432672472972 27.6010075485423 70.3657232608323 2143492.22924758 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 16:21:02 2020-Feb-22 16:21

Alternate Designations
 1980 TE = 1933 BP = 1934 GQ = 1951 LN = 1969 TH5 = 1976 WG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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