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187263 (2005 TH1)
Classification: Main-belt Asteroid          SPK-ID: 2187263
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .198266104778357 5.773e-08  
a 2.697504211775575 2.0982e-08 au
q 2.162680559083619 1.5757e-07 au
i 10.68013635604953 7.0244e-06 deg
node 193.3261710890438 2.2512e-05 deg
peri 203.8379744030874 2.6349e-05 deg
M 130.0892864700696 1.3961e-05 deg
tp 2458615.735964020372
(2019-May-12.23596402)
5.9183e-05 TDB
period 1618.235126542112
4.43
1.8881e-05
5.169e-08
d
yr
n .2224645813796279 2.5956e-09 deg/d
Q 3.23232786446753 2.5142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      6649 days (18.20 yr)  
   first obs. used      2001-12-07  
   last obs. used      2020-02-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53592  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:41  

Additional Information
 Earth MOID = 1.1724 au 
 Jupiter MOID = 2.21795 au 
 T_jup = 3.316 
[ 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 16.21   n/a E2021B55  

187263 (2005 TH1)          Discovered 2005-Oct-01 by CSS at Catalina
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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