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19371 (1997 YP11)
Classification: Main-belt Asteroid          SPK-ID: 2019371
[ 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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02778297878170509 1.0577e-08  
a 2.225097900935125 6.1583e-09 au
q 2.163278053166228 2.4618e-08 au
i 3.119971824435744 6.7903e-07 deg
node 197.0880517169428 5.7176e-06 deg
peri 247.5489608967118 3.9154e-05 deg
M 359.8274431567926 4.0297e-05 deg
tp 2459201.081101236085
(2020-Dec-17.58110124)		 0.0001357 TDB
period 1212.333519217374
3.32		 5.033e-06
1.378e-08		 d
yr
n .2969479885637406 1.2328e-09 deg/d
Q 2.286917748704022 6.3294e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2044  
   data-arc span      10033 days (27.47 yr)  
   first obs. used      1993-09-17  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46342  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:52:41  

Additional Information
 Earth MOID = 1.18075 au 
 Jupiter MOID = 2.7444 au 
 T_jup = 3.644 
[ 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 14.4   n/a MPO395189  

19371 (1997 YP11)          Discovered 1997-Dec-27 by Kagawa, T., Urata, T. at Gekko
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 YP11 = 1990 WO2 = 1993 SK8 = 1996 NU2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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