Observation by Alex Pratt: Video astrometry of comet 21P/Giacobini-...

Uploaded by

Alex Pratt

Observer

Alex Pratt

Observed

2018 Jun 21 - 22:25

Uploaded

2018 Jun 22 - 20:41

Objects

21P Giacobini-Zinner

Equipment

C11 f/10 @ f/3.3
Watec 910 video camera
IOTA-VTI GPS time inserter
OccuRec
Tangra

Exposure

0.64s

Location

Z92

Target name

Comet 21P/Giacobini-Zinner

Title

Video astrometry of comet 21P/Giacobini-Zinner

About this image

Cygnus is now riding high at local midnight so the comet was at a favourable altitude of 50 degrees. The following astrometric measures were submitted to the MPC

0021P C2018 06 21.95868 21 07 38.76 +44 56 06.8 13.1 N

0021P C2018 06 21.96913 21 07 40.12 +44 56 28.9 13.1 N

0021P C2018 06 21.97608 21 07 40.95 +44 56 43.3 13.2 N

Comparing these with the MPC Ephemeris gave provisional O-Cs of around (2, -1.3) arcsec.

Files associated with this observation

21P_201806212325_Z92.jpg (290.9 kB)

Like this image

Mr Leonard Entwisle, David Swan, Jeremy Shears, Ray Emery, David Basey, Andy Wilson, Peter Carson

Copyright of all images and other observations submitted to the BAA remains with the owner of the work. Reproduction of work by third parties is expressly forbidden without the consent of the copyright holder. By submitting images to this online gallery, you grant the BAA permission to reproduce them in any of our publications.

Registered charity no. 210769
Registered company no. 117572

For more information including contact details, click here.

Our Terms of Use are here.

Our Privacy Policy is here.