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JPL Small-Body Database Browser
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39454 (4082 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2039454
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1162580140269782 4.4322e-08  
a 2.691421384804054 1.4674e-08 au
q 2.378522079696995 1.2319e-07 au
i 13.14845849491515 5.0067e-06 deg
node 182.0853803796689 1.6539e-05 deg
peri 35.18480532840562 2.4902e-05 deg
M 36.68799287247475 2.0381e-05 deg
tp 2458836.141402269750
(2019-Dec-18.64140227)
9.071e-05 TDB
period 1612.764573645612
4.42
1.3189e-05
3.611e-08
d
yr
n .2232191888901859 1.8255e-09 deg/d
Q 3.004320689911113 1.6379e-08 au
  Orbit Determination Parameters
   # obs. used (total)      984  
   data-arc span      15201 days (41.62 yr)  
   first obs. used      1977-10-11  
   last obs. used      2019-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55804  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:26:55  

Additional Information
 Earth MOID = 1.38546 au 
 Jupiter MOID = 1.97807 au 
 T_jup = 3.325 
[ 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 14.5   n/a MPO474251  
diameter diameter 3.454 km 0.821 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.339   0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39454 (4082 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

[ show close-approach data ]
Alternate Designations
 4082 T-3 = 1993 FH35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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