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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1917917533788531 6.1155e-08  
a 3.966708683400419 4.8648e-08 au
q 3.20592666986793 2.5734e-07 au
i 1.731136029775502 6.7696e-06 deg
node 250.8685620306519 0.00022129 deg
peri 172.8972624750951 0.00022285 deg
M 350.0149744222117 2.0638e-05 deg
tp 2459280.536956947569
(2021-Mar-07.03695695)
0.00016547 TDB
period 2885.65154657391
7.90
5.3084e-05
1.453e-07
d
yr
n .1247551875857716 2.295e-09 deg/d
Q 4.727490696932906 5.7978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      6283 days (17.20 yr)  
   first obs. used      2003-09-29  
   last obs. used      2020-12-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55895  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:02:51  

Additional Information
 Earth MOID = 2.2187 au 
 Jupiter MOID = .612078 au 
 T_jup = 3.025 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457798.5 (2017-Feb-14.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898764839114516 6.116e-08  
q 3.21500930530966 2.5742e-07 au
tp 2456395.504295584119
(2013-Apr-13.00429558)
0.00017905 TDB
node 250.8535954888906 0.00022142 deg
peri 172.9189106175802 0.00022303 deg
i 1.729398492917248 6.7704e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      6283 days (17.20 yr)  
   first obs. used      2003-09-29  
   last obs. used      2020-12-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55895  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:02:51  

Additional Information
 Jupiter MOID = .612078 au 
 T_jup = 3.025 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.740489296721822E-15 -1.556703667365463E-14 2.181225859743295E-13 -6.312615697977365E-15 6.264058018055294E-14 -2.546901864247783E-15
q -1.556703667365463E-14 6.626651538858292E-14 -3.536042638579122E-12 -4.103511880323457E-15 -4.809003251614397E-13 1.255867490441148E-14
tp 2.181225859743295E-13 -3.536042638579122E-12 3.20574141467181E-8 1.135671888946981E-10 4.791679487142195E-9 -1.800572177632181E-12
node -6.312615697977365E-15 -4.103511880323457E-15 1.135671888946981E-10 4.902707211137075E-8 -4.898942256961582E-8 -4.657264165713987E-10
peri 6.264058018055294E-14 -4.809003251614397E-13 4.791679487142195E-9 -4.898942256961582E-8 4.974262299624651E-8 4.655377688377855E-10
i -2.546901864247783E-15 1.255867490441148E-14 -1.800572177632181E-12 -4.657264165713987E-10 4.655377688377855E-10 4.583792162373448E-11

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. 2020-October); 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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