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344927 (2004 TU62)
Classification: Outer Main-belt Asteroid          SPK-ID: 2344927
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1915319704213674 6.1179e-08  
a 3.965477990477555 5.1935e-08 au
q 3.205962177298824 2.5766e-07 au
i 1.731268721554865 6.8265e-06 deg
node 250.8644062110188 0.00025957 deg
peri 172.9131427302071 0.00026093 deg
M 325.0368920633281 2.2065e-05 deg
tp 2459280.623324999588
(2021-Mar-07.12332500)
0.00017754 TDB
period 2884.308717134348
7.90
5.6663e-05
1.551e-07
d
yr
n .1248132690725532 2.452e-09 deg/d
Q 4.724993803656285 6.1882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      6234 days (17.07 yr)  
   first obs. used      2003-09-29  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:01:20  

Additional Information
 Earth MOID = 2.21935 au 
 Jupiter MOID = .613724 au 
 T_jup = 3.025 
[ 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 15.5   n/a MPO494804  
rotation period rot_per 2.82 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

344927 (2004 TU62)          Discovered 2004-Oct-05 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2004 TU62 = 2012 TW98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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