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52205 (3247 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2052205
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1846754357410228 4.9469e-08  
a 2.343528678498938 7.6671e-09 au
q 1.910736498625563 1.1432e-07 au
i 3.074178921093491 6.1046e-06 deg
node 170.6227916547186 6.8866e-05 deg
peri 143.5077807778984 7.0711e-05 deg
M 114.1971251177502 1.6536e-05 deg
tp 2458980.822511294474
(2020-May-11.32251129)
5.991e-05 TDB
period 1310.399852708108
3.59
6.4306e-06
1.761e-08
d
yr
n .2747253056050138 1.3482e-09 deg/d
Q 2.776320858372312 9.083e-09 au
  Orbit Determination Parameters
   # obs. used (total)      731  
   data-arc span      15772 days (43.18 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 17:13:12  

Additional Information
 Earth MOID = .897384 au 
 Jupiter MOID = 2.50614 au 
 T_jup = 3.538 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457201.5 (2015-Jun-28.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1843113307348283 4.937e-08  
q 1.912249189222175 1.14e-07 au
tp 2457670.980655005562
(2016-Oct-09.48065501)
5.9729e-05 TDB
node 170.6607671662912 6.8896e-05 deg
peri 143.5481081243236 7.0746e-05 deg
i 3.072959129107511 6.1035e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      731  
   data-arc span      15772 days (43.18 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 17:13:12  

Additional Information
 Jupiter MOID = 2.50614 au 
 T_jup = 3.538 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.437397443973621E-15 -5.620295392973208E-15 1.835251808523025E-12 7.106191483491775E-15 4.210763735438091E-13 -9.938343645166726E-16
q -5.620295392973208E-15 1.299648826711976E-14 -4.299678603973274E-12 -1.728051949915153E-14 -9.931930099215498E-13 2.32205620322645E-15
tp 1.835251808523025E-12 -4.299678603973274E-12 3.567511511104373E-9 6.725092391820122E-12 9.638803400412027E-10 -2.100648540164976E-12
node 7.106191483491775E-15 -1.728051949915153E-14 6.725092391820122E-12 4.746592951969191E-9 -4.737347240881294E-9 1.502779292358936E-10
peri 4.210763735438091E-13 -9.931930099215498E-13 9.638803400412027E-10 -4.737347240881294E-9 5.004976769995254E-9 -1.506509991127872E-10
i -9.938343645166726E-16 2.32205620322645E-15 -2.100648540164976E-12 1.502779292358936E-10 -1.506509991127872E-10 3.725267608173699E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.34   n/a E2021B10  

52205 (3247 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 3247 T-3 = 1997 CD8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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