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357561 (2004 TR44)
Classification: Main-belt Asteroid          SPK-ID: 2357561
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08431072519750045 4.695e-08  
a 2.367125088351134 2.0891e-08 au
q 2.167551055519052 1.1553e-07 au
i 4.351632562385311 5.8902e-06 deg
node 220.1159131494815 6.7795e-05 deg
peri 219.406318082163 7.7642e-05 deg
M 62.62497995705913 3.8146e-05 deg
tp 2458769.093614642561
(2019-Oct-12.59361464)
0.00013979 TDB
period 1330.240724800226
3.64
1.761e-05
4.821e-08
d
yr
n .2706277091720105 3.5827e-09 deg/d
Q 2.566699121183215 2.2653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      7566 days (20.71 yr)  
   first obs. used      1999-05-17  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50926  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:31:23  

Additional Information
 Earth MOID = 1.18494 au 
 Jupiter MOID = 2.61079 au 
 T_jup = 3.538 
[ 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 17.6   n/a MPO455581  

357561 (2004 TR44)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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