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90588 (2209 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2090588
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1352714506296507 4.4777e-08  
a 2.377561905496666 1.0498e-08 au
q 2.055945657578335 1.0476e-07 au
i 7.60465446466147 5.0568e-06 deg
node 345.4937668325792 2.5277e-05 deg
peri 5.749540458232508 2.836e-05 deg
M 217.7988088978898 1.4593e-05 deg
tp 2459925.428429584078
(2022-Dec-11.92842958)
5.6109e-05 TDB
period 1339.048099207113
3.67
8.8688e-06
2.428e-08
d
yr
n .2688476987594142 1.7806e-09 deg/d
Q 2.699178153414996 1.1918e-08 au
  Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      22173 days (60.71 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52626  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:38:35  

Additional Information
 Earth MOID = 1.04927 au 
 Jupiter MOID = 2.7156 au 
 T_jup = 3.516 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.85   n/a MPO637232  

90588 (2209 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2209 P-L = 2001 XS23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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