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JPL Small-Body Database Browser
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34957 (1347 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2034957
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1749367989020239 3.6752e-08  
a 3.166919395106175 2.2746e-08 au
q 2.612908653745567 1.1735e-07 au
i 1.147912411284981 5.9393e-06 deg
node 175.0649238719436 0.00020924 deg
peri 265.2711303551339 0.00021004 deg
M 317.6017167897096 1.8744e-05 deg
tp 2458842.937452745827
(2019-Dec-25.43745275)
0.00010849 TDB
period 2058.514552478736
5.64
2.2178e-05
6.072e-08
d
yr
n .1748833883960209 1.8841e-09 deg/d
Q 3.720930136466783 2.6726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      978  
   data-arc span      16433 days (44.99 yr)  
   first obs. used      1973-09-19  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53367  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 19:12:59  

Additional Information
 Earth MOID = 1.62887 au 
 Jupiter MOID = 1.53352 au 
 T_jup = 3.179 
[ 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 14.4   n/a MPO319511  
diameter diameter 7.342 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34957 (1347 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1347 T-2 = 2001 RK18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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