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JPL Small-Body Database Browser
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17722 (1997 YT1)
Classification: Main-belt Asteroid          SPK-ID: 2017722
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2283692563642327 3.3644e-08  
a 2.465153558391791 9.7617e-09 au
q 1.902188273438215 8.2907e-08 au
i 12.01455178918533 4.8953e-06 deg
node 250.9042019914972 1.6478e-05 deg
peri 105.0937450485315 2.0119e-05 deg
M 11.71224843863282 1.2322e-05 deg
tp 2458954.505895442996
(2020-Apr-15.00589544)
4.822e-05 TDB
period 1413.723225500004
3.87
8.3973e-06
2.299e-08
d
yr
n .2546467324767021 1.5126e-09 deg/d
Q 3.028118843345366 1.1991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1590  
   data-arc span      23660 days (64.78 yr)  
   first obs. used      1954-11-23  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49534  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:24:41  

Additional Information
 Earth MOID = .940524 au 
 Jupiter MOID = 2.58769 au 
 T_jup = 3.422 
[ 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 MPO492945  
diameter diameter 5.276 km 0.292 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.6387 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Odden, C.; French, J.; Little, J.; Brigden, R.; Briggs. J.W. (2013) Minor Planet Bull. 40, 102.]
geometric albedo albedo 0.210   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17722 (1997 YT1)          Discovered 1997-Dec-21 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 YT1 = 2000 LY19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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