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90617 (9589 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2090617
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .23651318433402 4.3474e-08  
a 2.696732674946186 1.1884e-08 au
q 2.058919842697064 1.1697e-07 au
i 4.105982545187682 4.69e-06 deg
node 170.8557524868391 5.8057e-05 deg
peri 192.0347674898696 5.8741e-05 deg
M 249.6324644772295 1.1773e-05 deg
tp 2459892.400009992108
(2022-Nov-08.90000999)
5.4769e-05 TDB
period 1617.540907763831
4.43
1.0693e-05
2.928e-08
d
yr
n .2225600590823276 1.4712e-09 deg/d
Q 3.334545507195308 1.4695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      22148 days (60.64 yr)  
   first obs. used      1960-10-17  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52839  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:28  

Additional Information
 Earth MOID = 1.05581 au 
 Jupiter MOID = 2.12467 au 
 T_jup = 3.325 
[ 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 15.41   n/a MPO637233  
diameter diameter 4.426 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90617 (9589 P-L)          Discovered 1960-Oct-17 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 9589 P-L = 2000 RV2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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