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21375 Fanshawe (1997 YZ17)
Classification: Main-belt Asteroid          SPK-ID: 2021375
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04066409376114403 3.6225e-08  
a 2.157107263802903 9.1685e-09 au
q 2.069390451774777 7.757e-08 au
i 3.940059050864098 5.778e-06 deg
node 321.4683163661067 5.1748e-05 deg
peri 293.7995593979662 9.1215e-05 deg
M 310.0332191672432 7.4437e-05 deg
tp 2459361.114558563072
(2021-May-26.61455856)
0.00023918 TDB
period 1157.193641836536
3.17
7.3778e-06
2.02e-08
d
yr
n .3110974576637478 1.9834e-09 deg/d
Q 2.244824075831028 9.5413e-09 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      9195 days (25.17 yr)  
   first obs. used      1995-03-02  
   last obs. used      2020-05-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5292  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:44:16  

Additional Information
 Earth MOID = 1.05624 au 
 Jupiter MOID = 2.76086 au 
 T_jup = 3.696 
[ 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 15.86   n/a E2021B10  

21375 Fanshawe           Discovered 1997 Dec. 31 by Spacewatch at Kitt Peak.
Located in London, Canada, Fanshawe College was founded in 1967, and developed a particular reputation for arts, media, landscape design and hospitality studies. Name suggested by R. and P. Jedicke.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-05-29Last Updated: 2018-07-10

Alternate Designations
 1997 YZ17 = 1995 EY3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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