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JPL Small-Body Database Browser
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52189 (4215 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2052189
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1291393234699177 6.2038e-08  
a 2.559554791733639 1.4091e-08 au
q 2.229015617544971 1.6552e-07 au
i 2.323223103262967 4.6898e-06 deg
node 71.1055441391558 0.00016095 deg
peri 349.3996158576842 0.00016444 deg
M 5.363544084382782 3.5101e-05 deg
tp 2458578.215934471188
(2019-Apr-04.71593447)
0.00014572 TDB
period 1495.701995576194
4.10
1.2351e-05
3.382e-08
d
yr
n .2406896568064791 1.9876e-09 deg/d
Q 2.890093965922308 1.591e-08 au
  Orbit Determination Parameters
   # obs. used (total)      834  
   data-arc span      16522 days (45.23 yr)  
   first obs. used      1973-09-19  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56515  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:04:57  

Additional Information
 Earth MOID = 1.24139 au 
 Jupiter MOID = 2.40966 au 
 T_jup = 3.423 
[ 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 15.6   n/a MPO452880  

52189 (4215 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4215 T-2 = 1998 YN23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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