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17422 (1988 SE2)
Classification: Main-belt Asteroid          SPK-ID: 2017422
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1144594910179303 3.2246e-08  
a 2.459169216053988 1.0029e-08 au
q 2.177693959257486 7.8181e-08 au
i 8.766220023769657 4.7174e-06 deg
node 45.0077540490254 2.5379e-05 deg
peri 256.8633488689248 3.4271e-05 deg
M 118.843115364258 2.2742e-05 deg
tp 2458535.500405101796
(2019-Feb-21.00040510)
8.8925e-05 TDB
period 1408.578474657682
3.86
8.6166e-06
2.359e-08
d
yr
n .2555768148363111 1.5634e-09 deg/d
Q 2.74064447285049 1.1177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1564  
   data-arc span      11463 days (31.38 yr)  
   first obs. used      1988-09-15  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48947  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:03:53  

Additional Information
 Earth MOID = 1.18257 au 
 Jupiter MOID = 2.46234 au 
 T_jup = 3.466 
[ 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 14.3   n/a MPO502302  
diameter diameter 4.029 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.207   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17422 (1988 SE2)          Discovered 1988-Sep-16 by Bus, S. J. at Cerro Tololo
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1988 SE2 = 1998 DO33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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