2022 Session I (c221)

Haystack Hs

In track C221C station Hs is to be correlated at Haystack. Bonn extracted data of scans 093-0015 093-0030 093-0045 093-0100 093-0115 and 093-0600 from stations EF, YS, OV, PT, KP, and e-transferred them 03may2022 to Haystack for processing there.

ATCA 86 GHz

Info from Cormac R. The ATCA data for Bonn are tracks A, C, E.

ATCA recordings are dual datastream 2-ch 2-bit with c221?_DAS1_*.lba files containing the first 64 MHz band (dual pol), and c221?_DAS1_*.lba the second 64 MHz band. Requires v2d format=LBASTD.

Reference antenna was on pad W102 (track A, C) and pad W45 (track E) according to DiFX Espresso atcapos.py for the VEX time ranges that AT was scheduled under tracks A/C/E. Using Espresso updatepos.py, and the env var STADB pointing to Sched 11.6 locations.dat, the corresponding VEX site coordinates are:

* W102 Tracks A and B
site_position =  -4751655.39672 m: 2791673.9797 m: -3200491.11339 m;
site_velocity =  -0.03099 m/yr: -0.00458 m/yr: 0.04203 m/yr;
site_position_epoch = 50449;

* W45 Track C
site_position =  -4752098.19972 m: 2790922.2537 m: -3200491.11339 m;
site_velocity =  -0.03099 m/yr: -0.00458 m/yr: 0.04203 m/yr;
site_position_epoch = 50449;