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JPL Small-Body Database Browser
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65625 (4377 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2065625
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1222249287291178 3.6791e-08  
a 2.249404309336057 9.3459e-09 au
q 1.974471027944488 8.1644e-08 au
i 6.940501066942811 4.0395e-06 deg
node 69.99704961068542 3.4988e-05 deg
peri 202.2134415202854 3.9579e-05 deg
M 323.745780746115 1.982e-05 deg
tp 2459124.595423990439
(2020-Oct-02.09542399)
6.8081e-05 TDB
period 1232.252508975784
3.37
7.6797e-06
2.103e-08
d
yr
n .2921479139849531 1.8207e-09 deg/d
Q 2.524337590727627 1.0488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1171  
   data-arc span      15116 days (41.39 yr)  
   first obs. used      1977-10-16  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54954  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:06:33  

Additional Information
 Earth MOID = .960292 au 
 Jupiter MOID = 2.55537 au 
 T_jup = 3.609 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456407.5 (2013-Apr-25.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1225712816414894 3.6803e-08  
q 1.97359534333729 8.1684e-08 au
tp 2456659.760366319525
(2014-Jan-02.26036632)
6.4603e-05 TDB
node 70.04747981598381 3.4993e-05 deg
peri 202.2108027624403 3.9556e-05 deg
i 6.940497750627292 4.0392e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1171  
   data-arc span      15116 days (41.39 yr)  
   first obs. used      1977-10-16  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54954  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:06:33  

Additional Information
 Jupiter MOID = 2.55537 au 
 T_jup = 3.609 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.354486658851567E-15 -2.991441453027209E-15 2.108100289257365E-13 -7.777516281765192E-15 3.812663785976115E-14 1.39274810837549E-15
q -2.991441453027209E-15 6.672273340162755E-15 -4.257652897303605E-13 1.655406734997691E-14 -7.837727068418601E-14 -2.975969624456349E-15
tp 2.108100289257365E-13 -4.257652897303605E-13 4.173556771291624E-9 -3.10073451918101E-11 1.207888647428604E-9 -3.057982462082433E-12
node -7.777516281765192E-15 1.655406734997691E-14 -3.10073451918101E-11 1.224479305284315E-9 -1.223444436986743E-9 -4.35580500569362E-12
peri 3.812663785976115E-14 -7.837727068418601E-14 1.207888647428604E-9 -1.223444436986743E-9 1.564692641071438E-9 3.45156239646855E-12
i 1.39274810837549E-15 -2.975969624456349E-15 -3.057982462082433E-12 -4.35580500569362E-12 3.45156239646855E-12 1.631517270873372E-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 15.1   n/a MPO359198  
diameter diameter 2.817 km 0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.244   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65625 (4377 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4377 T-3 = 2001 UG84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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