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79050 (4649 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2079050
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .124647643859017 6.384e-08  
a 2.603701698030144 1.5764e-08 au
q 2.279156416058965 1.6452e-07 au
i 13.35849795759067 7.6467e-06 deg
node 14.06143956833812 1.8053e-05 deg
peri 107.3350002302842 3.7413e-05 deg
M 300.1274154055235 3.0801e-05 deg
tp 2459255.717689030254
(2021-Feb-10.21768903)
0.00013204 TDB
period 1534.564921043474
4.20
1.3937e-05
3.816e-08
d
yr
n .2345941804503175 2.1306e-09 deg/d
Q 2.928246980001323 1.7729e-08 au
  Orbit Determination Parameters
   # obs. used (total)      591  
   data-arc span      16922 days (46.33 yr)  
   first obs. used      1973-09-25  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5626  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:34:49  

Additional Information
 Earth MOID = 1.33401 au 
 Jupiter MOID = 2.18799 au 
 T_jup = 3.364 
[ 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 15.6   n/a MPO453213  
diameter diameter 4.076 km 0.444 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79050 (4649 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4649 T-2 = 1994 SS7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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