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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2289651989051359 3.3659e-08  
a 2.46631238189278 9.7691e-09 au
q 1.9016126768105 8.3029e-08 au
i 12.01630396173315 4.8965e-06 deg
node 250.9103502394864 1.6472e-05 deg
peri 105.0495766121647 2.01e-05 deg
M 269.9700280374242 1.1924e-05 deg
tp 2458954.297830843989
(2020-Apr-14.79783084)
4.8134e-05 TDB
period 1414.7201907025
3.87
8.4056e-06
2.301e-08
d
yr
n .2544672807852108 1.5119e-09 deg/d
Q 3.03101208697506 1.2006e-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 = .939168 au 
 Jupiter MOID = 2.58169 au 
 T_jup = 3.421 
[ 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-January); 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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