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17922 (1999 GS13)
Classification: Main-belt Asteroid          SPK-ID: 2017922
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08809615672290423 3.0419e-08  
a 2.348701908646615 7.7213e-09 au
q 2.141790297207098 7.3321e-08 au
i 13.14021633724856 4.0252e-06 deg
node 151.281684919786 1.3829e-05 deg
peri 79.12914969083432 2.6101e-05 deg
M 2.883209985100336 2.3157e-05 deg
tp 2459189.970347216499
(2020-Dec-06.47034722)
8.4555e-05 TDB
period 1314.741216092338
3.60
6.4833e-06
1.775e-08
d
yr
n .2738181442808865 1.3503e-09 deg/d
Q 2.555613520086131 8.4015e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1576  
   data-arc span      9254 days (25.34 yr)  
   first obs. used      1995-02-05  
   last obs. used      2020-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53219  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:18:04  

Additional Information
 Earth MOID = 1.17769 au 
 Jupiter MOID = 2.48864 au 
 T_jup = 3.519 
[ 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 14.82   n/a E2021B10  
diameter diameter 4.240 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.142   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17922 (1999 GS13)          Discovered 1999-Apr-12 by Spacewatch at Kitt Peak
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 GS13 = 1996 SY 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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