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JPL Small-Body Database Browser
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17347 (3449 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2017347
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824817512049478 3.6711e-08  
a 3.167451980870909 1.76e-08 au
q 2.589449796544005 1.1415e-07 au
i 6.82943779644487 4.2677e-06 deg
node 35.84643583456343 3.2132e-05 deg
peri 311.4607625512376 3.406e-05 deg
M 204.8996854908369 1.321e-05 deg
tp 2459887.602215761934
(2022-Nov-04.10221576)
7.9173e-05 TDB
period 2059.033849705244
5.64
1.7162e-05
4.699e-08
d
yr
n .174839282050431 1.4573e-09 deg/d
Q 3.745454165197813 2.0812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1769  
   data-arc span      15460 days (42.33 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53087  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:02:14  

Additional Information
 Earth MOID = 1.58957 au 
 Jupiter MOID = 1.71626 au 
 T_jup = 3.166 
[ 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 13.2   n/a MPO435860  
rotation period rot_per 2.748 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

17347 (3449 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3449 T-3 = 1987 KJ3 = 1998 HB70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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