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187275 (2005 TZ46)
Classification: Main-belt Asteroid          SPK-ID: 2187275
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .078842448164781 7.1714e-08  
a 2.589058346792697 2.0052e-08 au
q 2.3849306482901 1.9039e-07 au
i 6.431600120545017 6.641e-06 deg
node 131.4129303004468 5.8696e-05 deg
peri 233.7670562688278 6.9392e-05 deg
M 241.5044933875865 4.0211e-05 deg
tp 2459701.353329116093
(2022-May-01.85332912)
0.00017277 TDB
period 1521.637432814728
4.17
1.7678e-05
4.84e-08
d
yr
n .2365872396646232 2.7486e-09 deg/d
Q 2.793186045295293 2.1633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      7703 days (21.09 yr)  
   first obs. used      1999-03-21  
   last obs. used      2020-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60158  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:43  

Additional Information
 Earth MOID = 1.38677 au 
 Jupiter MOID = 2.58 au 
 T_jup = 3.407 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456855.5 (2014-Jul-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07689126070562034 7.1456e-08  
q 2.390438426361568 1.8936e-07 au
tp 2456652.729553436497
(2013-Dec-26.22955344)
0.00016273 TDB
node 131.4532085521768 5.8635e-05 deg
peri 232.8722381678231 6.9903e-05 deg
i 6.4333168367386 6.6415e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      7703 days (21.09 yr)  
   first obs. used      1999-03-21  
   last obs. used      2020-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60158  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:43  

Additional Information
 Jupiter MOID = 2.58 au 
 T_jup = 3.407 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.105967065079639E-15 -1.346810299689338E-14 -2.63292316750909E-12 1.727188708600046E-14 -5.247779631839612E-13 6.376880791156401E-15
q -1.346810299689338E-14 3.58569049150287E-14 7.765895042171677E-12 -4.984601316877681E-14 1.585059883190008E-12 -1.611518593415119E-14
tp -2.63292316750909E-12 7.765895042171677E-12 2.648222333593199E-8 -4.86076479071951E-11 6.241120110271397E-9 3.478092844571939E-13
node 1.727188708600046E-14 -4.984601316877681E-14 -4.86076479071951E-11 3.438041186380084E-9 -3.426937569933376E-9 1.262327032976916E-10
peri -5.247779631839612E-13 1.585059883190008E-12 6.241120110271397E-9 -3.426937569933376E-9 4.88644116465426E-9 -1.252290697487829E-10
i 6.376880791156401E-15 -1.611518593415119E-14 3.478092844571939E-13 1.262327032976916E-10 -1.252290697487829E-10 4.410912621651397E-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 16.74   n/a E2021B55  

187275 (2005 TZ46)          Discovered 2005-Oct-03 by CSS at Catalina
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2005 TZ46 = 2005 TU48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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