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30687 (3347 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2030687
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06473595606095379 4.7369e-08  
a 2.312131646318338 7.148e-09 au
q 2.162453593655134 1.0947e-07 au
i 3.056979485116772 3.2933e-06 deg
node 88.75375932630668 9.7821e-05 deg
peri 77.49767583973768 0.00010251 deg
M 351.0328236128909 3.0561e-05 deg
tp 2459232.486776483939
(2021-Jan-17.98677648)
0.00010903 TDB
period 1284.15445811593
3.52
5.955e-06
1.63e-08
d
yr
n .2803401084073487 1.3e-09 deg/d
Q 2.461809698981543 7.6107e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1171  
   data-arc span      17352 days (47.51 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:31:04  

Additional Information
 Earth MOID = 1.17127 au 
 Jupiter MOID = 2.50445 au 
 T_jup = 3.579 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.62   n/a MPCxxxxx  
diameter diameter 1.730 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.372   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30687 (3347 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 3347 T-2 = 1989 AV5 = 2000 GJ104 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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