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JPL Small-Body Database Browser
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17699 (1997 GX7)
Classification: Main-belt Asteroid          SPK-ID: 2017699
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1850887733019192 3.7529e-08  
a 3.176977437860088 1.9775e-08 au
q 2.58895458107869 1.2125e-07 au
i 2.410921855006037 4.0893e-06 deg
node 100.7370891840713 0.00012628 deg
peri 327.0171976245323 0.00012722 deg
M 100.3343385105715 1.6494e-05 deg
tp 2458024.043270111776
(2017-Sep-27.54327011)
9.1742e-05 TDB
period 2068.329007201211
5.66
1.9311e-05
5.287e-08
d
yr
n .1740535469679165 1.6251e-09 deg/d
Q 3.765000294641486 2.3435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1337  
   data-arc span      16921 days (46.33 yr)  
   first obs. used      1973-01-01  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5572  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:23:03  

Additional Information
 Earth MOID = 1.60319 au 
 Jupiter MOID = 1.54571 au 
 T_jup = 3.172 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO474001  
diameter diameter 9.355 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.909 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.061   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17699 (1997 GX7)          Discovered 1997-Apr-02 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1997 GX7 = 1973 AJ1 = 1996 JZ1 = 1997 GT21 = 1997 JP18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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