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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04071336141972886 3.6152e-08  
a 2.157145727029819 9.0107e-09 au
q 2.06932107341023 7.7542e-08 au
i 3.940055080048826 5.7187e-06 deg
node 321.4683488056101 5.1669e-05 deg
peri 293.9386319372827 9.0429e-05 deg
M 10.88017280555237 7.3345e-05 deg
tp 2459361.525545711799
(2021-May-27.02554571)
0.0002358 TDB
period 1157.224592731368
3.17
7.2508e-06
1.985e-08
d
yr
n .3110891371140851 1.9492e-09 deg/d
Q 2.244970380649407 9.3775e-09 au
  Orbit Determination Parameters
   # obs. used (total)      935  
   data-arc span      9627 days (26.36 yr)  
   first obs. used      1995-03-02  
   last obs. used      2021-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52591  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:48:01  

Additional Information
 Earth MOID = 1.05788 au 
 Jupiter MOID = 2.75982 au 
 T_jup = 3.696 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456624.5 (2013-Nov-28.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0406924050970198 3.5968e-08  
q 2.069990291999398 7.7045e-08 au
tp 2457045.434007185733
(2015-Jan-22.93400719)
0.00023872 TDB
node 321.5306299037742 5.1659e-05 deg
peri 293.4248257073925 9.0598e-05 deg
i 3.940360358727793 5.7185e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      935  
   data-arc span      9627 days (26.36 yr)  
   first obs. used      1995-03-02  
   last obs. used      2021-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52591  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:48:01  

Additional Information
 Jupiter MOID = 2.75982 au 
 T_jup = 3.696 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.293681533135749E-15 -2.753624281088367E-15 3.193114867277969E-12 -5.383067315576752E-15 9.947984756319907E-13 -1.70187551036271E-18
q -2.753624281088367E-15 5.935922533461281E-15 -7.244746327743204E-12 1.011589426505293E-14 -2.263126344347823E-12 -5.274798242138252E-17
tp 3.193114867277969E-12 -7.244746327743204E-12 5.698697937020524E-8 -5.825447973578139E-11 1.777420983333075E-8 -3.33728165335734E-12
node -5.383067315576752E-15 1.011589426505293E-14 -5.825447973578139E-11 2.668683721566049E-9 -2.679338770288504E-9 1.645762790143599E-11
peri 9.947984756319907E-13 -2.263126344347823E-12 1.777420983333075E-8 -2.679338770288504E-9 8.208009702239982E-9 -1.746052206985159E-11
i -1.70187551036271E-18 -5.274798242138252E-17 -3.33728165335734E-12 1.645762790143599E-11 -1.746052206985159E-11 3.270077425316569E-11

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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