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18225 (7069 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2018225
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1302829974879615 5.3193e-08  
a 2.51379254124124 9.9093e-09 au
q 2.186288113905451 1.3315e-07 au
i 11.49510585000033 6.7465e-06 deg
node 207.263098477432 1.5688e-05 deg
peri 216.8666979696245 3.0297e-05 deg
M 299.7809155424526 2.3379e-05 deg
tp 2459244.014162561588
(2021-Jan-29.51416256)
9.456e-05 TDB
period 1455.769367997833
3.99
8.6079e-06
2.357e-08
d
yr
n .2472919185647652 1.4622e-09 deg/d
Q 2.84129696857703 1.12e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1139  
   data-arc span      21431 days (58.67 yr)  
   first obs. used      1960-09-26  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50812  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:32:54  

Additional Information
 Earth MOID = 1.20892 au 
 Jupiter MOID = 2.5376 au 
 T_jup = 3.421 
[ 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 14.5   n/a MPO449084  
diameter diameter 3.471 km 0.368 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.306   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18225 (7069 P-L)          Discovered 1960-Oct-22 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 7069 P-L = 1998 FS96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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