Exposure
ID
PIONI.2021-09-07T03:06:51.070_1
Header ID
PIONI.2021-09-07T03:06:51.070
Date updated
2021-09-07 03:11:13 UTC+0000
Release date
2022-09-07 03:11:13 UTC+0000
UTC Start
2021-09-07 03:06:51.070
UTC End
2021-09-07 03:07:16.670
MJD Start
59464.1297577536
MJD End
59464.1300540499
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002069
Ambient temperature (°C)
9.36
Seeing (arcsec)
0.78
Observation
ID
48165
Category
science
Program ID
0103.D-0711(A)
Program Title
UNLOCKING THE POTENTIAL OF CEPHEIDS AS PRIMARY DISTANCE INDICATORS: THE VLTI CEPHEID SURVEY - COMPLETION BEFORE GAIAS THIRD DATA RELEASE
Program Type
Normal
PI / COI
TRAHIN/ KERVELLA/ BREUVAL/ BORGNIET/ MERAND/ GALLENNE/ HOCDE/ NARDETTO/ LAGADEC
Target
ID
36139
Name
U_Sgr
RA
277.971624
DEC
-19.1251
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 73.2580 73.1750 140.6000 140.7000
A0-J2 97.1100 96.9130 111.5000 111.6000
A0-J3 115.6370 115.5050 55.1240 55.1280
G1-J2 48.5670 48.4950 64.5000 64.5000
G1-J3 131.9180 131.9080 21.5050 21.5430
J2-J3 101.8950 101.8970 2.5500 2.6290
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0103.D-0711(A)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59464.1297577536
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME U_Sgr
RA 277.971624
DEC -19.1251
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 73.258
HIERARCH ESO ISS PBL12 END 73.175
HIERARCH ESO ISS PBLA12 START 140.6
HIERARCH ESO ISS PBLA12 END 140.7
HIERARCH ESO ISS PBL13 START 97.11
HIERARCH ESO ISS PBL13 END 96.913
HIERARCH ESO ISS PBLA13 START 111.5
HIERARCH ESO ISS PBLA13 END 111.6
HIERARCH ESO ISS PBL14 START 115.637
HIERARCH ESO ISS PBL14 END 115.505
HIERARCH ESO ISS PBLA14 START 55.124
HIERARCH ESO ISS PBLA14 END 55.128
HIERARCH ESO ISS PBL23 START 48.567
HIERARCH ESO ISS PBL23 END 48.495
HIERARCH ESO ISS PBLA23 START 64.5
HIERARCH ESO ISS PBLA23 END 64.5
HIERARCH ESO ISS PBL24 START 131.918
HIERARCH ESO ISS PBL24 END 131.908
HIERARCH ESO ISS PBLA24 START 21.505
HIERARCH ESO ISS PBLA24 END 21.543
HIERARCH ESO ISS PBL34 START 101.895
HIERARCH ESO ISS PBL34 END 101.897
HIERARCH ESO ISS PBLA34 START 2.55
HIERARCH ESO ISS PBLA34 END 2.629
HIERARCH ESO ISS AMBI TAU0 START 0.002069
HIERARCH ESO ISS AMBI TAU0 END 0.002069
HIERARCH ESO ISS AMBI TEMP 9.36
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.78