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17717 (1997 XL)
Classification: Main-belt Asteroid          SPK-ID: 2017717
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1088108196428083 3.0611e-08  
a 2.293815483801885 8.2121e-09 au
q 2.044223540900037 7.0161e-08 au
i 5.829468315563848 4.2627e-06 deg
node 44.12135305095876 3.6211e-05 deg
peri 74.26958732626051 4.3472e-05 deg
M 195.7844135469643 2.1777e-05 deg
tp 2459779.325987978962
(2022-Jul-18.82598798)
7.6479e-05 TDB
period 1268.925564090839
3.47
6.8143e-06
1.866e-08
d
yr
n .2837045845616115 1.5235e-09 deg/d
Q 2.543407426703733 9.1056e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1722  
   data-arc span      13407 days (36.71 yr)  
   first obs. used      1983-11-08  
   last obs. used      2020-07-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49665  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:10:42  

Additional Information
 Earth MOID = 1.06937 au 
 Jupiter MOID = 2.53084 au 
 T_jup = 3.582 
[ 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 14.41   n/a E2021B10  
diameter diameter 3.438 km 0.753 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.285   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17717 (1997 XL)          Discovered 1997-Dec-03 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 XL = 1983 VC4 = 1990 WG13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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