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90609 (5027 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2090609
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2049818917058319 5.4204e-08  
a 2.387424347769472 8.1005e-09 au
q 1.898045588659124 1.3008e-07 au
i 11.74229494757028 4.8735e-06 deg
node 211.7259071492857 1.7532e-05 deg
peri 151.3543004865585 1.9686e-05 deg
M 173.384212898612 7.6071e-06 deg
tp 2458747.566931953283
(2019-Sep-21.06693195)
2.8359e-05 TDB
period 1347.388557419742
3.69
6.8575e-06
1.877e-08
d
yr
n .2671835069531854 1.3598e-09 deg/d
Q 2.87680310687982 9.761e-09 au
  Orbit Determination Parameters
   # obs. used (total)      754  
   data-arc span      22089 days (60.48 yr)  
   first obs. used      1960-10-17  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47043  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:38:38  

Additional Information
 Earth MOID = .904881 au 
 Jupiter MOID = 2.62212 au 
 T_jup = 3.478 
[ 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 15.98   n/a MPCxxxxx  

90609 (5027 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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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