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78721 (2002 TU219)
Classification: Main-belt Asteroid          SPK-ID: 2078721
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08344409439635131 3.6338e-08  
a 3.029372942348414 2.0259e-08 au
q 2.776589660585341 1.0693e-07 au
i 8.45500083053332 5.6351e-06 deg
node 324.5498852843019 2.5047e-05 deg
peri 95.34575760514295 4.4639e-05 deg
M 90.8156300351759 3.5125e-05 deg
tp 2458514.668534033968
(2019-Jan-31.16853403)
0.00018821 TDB
period 1925.872536258652
5.27
1.9319e-05
5.289e-08
d
yr
n .1869282588656483 1.8752e-09 deg/d
Q 3.282156224111487 2.195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      806  
   data-arc span      7739 days (21.19 yr)  
   first obs. used      1999-02-12  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54524  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:34:37  

Additional Information
 Earth MOID = 1.80564 au 
 Jupiter MOID = 1.98587 au 
 T_jup = 3.222 
[ 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 14.7   n/a MPO459358  
diameter diameter 4.781 km 1.603 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.102   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78721 (2002 TU219)          Discovered 2002-Oct-05 by LINEAR at Socorro
Reference: 20040415/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
2048-May-01 06:46 00:01 Inter 0.00567771028153585 0.00566858943673849 0.00568683758200745 3.96419665467526 3.96419600426061 2469197.781935082 1.43103945453271 547.247301745816 64.1237098726047 -34.0987427356398 7527.24520198039 T 26 CATAB v2.0f-lin.ifort 2020-May-20 14:34:52 2020-May-20 14:34
2072-Jan-14 03:02 00:01 Inter 0.0450030708629235 0.0449891554237816 0.0450169916882754 4.58782697423013 4.58782690332633 2477855.626147051 1.02551129596186 1042.57649495821 55.3289626761023 -48.3858241565867 91009.5750843018 T 26 CATAB v2.0f-lin.ifort 2020-May-20 14:34:52 2020-May-20 14:34
2173-Sep-10 21:07 00:10 Thisb 0.0485554302315514 0.0485249024408817 0.0485859809783869 3.52510631437208 3.52510627453709 2514985.380202747 10.4283517957128 2255.70323442872 70.6931055798973 47.6117251801326 75866.9564252339 T 26 CATAB v2.0f-lin.ifort 2020-May-20 14:34:52 2020-May-20 14:34
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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