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100401 (1995 YS17)
Classification: Main-belt Asteroid          SPK-ID: 2100401
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1695263444595743 4.2895e-08  
a 3.007341497155665 2.2895e-08 au
q 2.497517886601282 1.3859e-07 au
i 3.202629538002541 5.0376e-06 deg
node 135.5756701154476 6.9275e-05 deg
peri 270.5737933433745 7.2114e-05 deg
M 305.7722316378465 2.4434e-05 deg
tp 2459487.440452505613
(2021-Sep-29.94045251)		 0.00013175 TDB
period 1904.901603402782
5.22		 2.1753e-05
5.956e-08		 d
yr
n .1889861394189187 2.1581e-09 deg/d
Q 3.517165107710048 2.6776e-08 au
   Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      9084 days (24.87 yr)  
   first obs. used      1995-12-22  
   last obs. used      2020-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59473  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:28:03  

Additional Information
 Earth MOID = 1.50874 au 
 Jupiter MOID = 1.8839 au 
 T_jup = 3.226 
[ 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 15.72   n/a E2021B55  

100401 (1995 YS17)          Discovered 1995-Dec-22 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1995 YS17 = 2000 SU330 = 2002 CE203 = 2002 CO312 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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