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80072 (1999 JT98)
Classification: Main-belt Asteroid          SPK-ID: 2080072
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1500647942247235 4.5964e-08  
a 3.078574874050994 2.2785e-08 au
q 2.616589169071128 1.4145e-07 au
i 11.66423358616462 6.2297e-06 deg
node 196.9009407735067 2.1666e-05 deg
peri 54.99779650519675 2.9929e-05 deg
M 313.0634357656821 1.9019e-05 deg
tp 2459257.736032680525
(2021-Feb-12.23603268)
0.00010471 TDB
period 1972.9814756505
5.40
2.1903e-05
5.997e-08
d
yr
n .1824649670779633 2.0256e-09 deg/d
Q 3.54056057903086 2.6204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      8513 days (23.31 yr)  
   first obs. used      1995-09-18  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56535  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:41:46  

Additional Information
 Earth MOID = 1.62429 au 
 Jupiter MOID = 1.54735 au 
 T_jup = 3.180 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456604.5 (2013-Nov-08.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1490474439005876 4.6496e-08  
q 2.624496330618851 1.4254e-07 au
tp 2457278.264902886627
(2015-Sep-12.76490289)
0.00010347 TDB
node 197.0311527690611 2.1679e-05 deg
peri 53.76647943816631 2.9959e-05 deg
i 11.65221294610991 6.2261e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      8513 days (23.31 yr)  
   first obs. used      1995-09-18  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56535  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:41:46  

Additional Information
 Jupiter MOID = 1.54735 au 
 T_jup = 3.180 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.161917780171551E-15 -6.565722258699485E-15 -1.940577425851049E-12 1.364376534278705E-14 -4.012692528037684E-13 -5.057052126421E-17
q -6.565722258699485E-15 2.0317954066821E-14 5.906011844206787E-12 -4.462484998531053E-14 1.185752682240097E-12 1.889485823136376E-15
tp -1.940577425851049E-12 5.906011844206787E-12 1.070648554116306E-8 -3.468712999340308E-11 2.15026151043241E-9 1.116349814409E-12
node 1.364376534278705E-14 -4.462484998531053E-14 -3.468712999340308E-11 4.699932375541993E-10 -4.666262757366675E-10 1.332404492220841E-11
peri -4.012692528037684E-13 1.185752682240097E-12 2.15026151043241E-9 -4.666262757366675E-10 8.975533879108804E-10 -1.268557953321241E-11
i -5.057052126421E-17 1.889485823136376E-15 1.116349814409E-12 1.332404492220841E-11 -1.268557953321241E-11 3.876433666483356E-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 14.6   n/a MPO432349  
diameter diameter 6.405 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80072 (1999 JT98)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 JT98 = 2000 SS48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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