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19374 (1997 YG17)
Classification: Main-belt Asteroid          SPK-ID: 2019374
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 .09861863491303058 3.0925e-08  
a 2.374744559250012 9.3583e-09 au
q 2.14055049254963 7.3508e-08 au
i 8.476094297676847 3.6333e-06 deg
node 107.521450366107 2.4743e-05 deg
peri 166.70331449 3.1426e-05 deg
M 297.7675261597473 1.9972e-05 deg
tp 2459431.567222137572
(2021-Aug-05.06722214)
7.4514e-05 TDB
period 1336.668701023442
3.66
7.9013e-06
2.163e-08
d
yr
n .2693262733872351 1.592e-09 deg/d
Q 2.608938625950395 1.0281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1651  
   data-arc span      11418 days (31.26 yr)  
   first obs. used      1989-12-02  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49553  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:52:47  

Additional Information
 Earth MOID = 1.12319 au 
 Jupiter MOID = 2.48836 au 
 T_jup = 3.521 
[ 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 15.08   n/a E2021B10  
diameter diameter 2.193 km 0.516 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.442   0.217 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19374 (1997 YG17)          Discovered 1997-Dec-27 by Spacewatch at Kitt Peak
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 YG17 = 1989 XA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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