Exposure
ID
PIONI.2021-09-07T03:07:29.400_1
Header ID
PIONI.2021-09-07T03:07:29.400
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 03:07:29.400
UTC End
2021-09-07 03:07:55.000
MJD Start
59464.1302013937
MJD End
59464.13049769
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002075
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 73.1700 73.0860 140.7000 140.9000
A0-J2 96.9020 96.7050 111.6000 111.7000
A0-J3 115.4980 115.3660 55.1280 55.1310
G1-J2 48.4910 48.4180 64.5000 64.5000
G1-J3 131.9070 131.8960 21.5450 21.5820
J2-J3 101.8970 101.9000 2.6330 2.7110
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 59464.1302013937
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 73.17
HIERARCH ESO ISS PBL12 END 73.086
HIERARCH ESO ISS PBLA12 START 140.7
HIERARCH ESO ISS PBLA12 END 140.9
HIERARCH ESO ISS PBL13 START 96.902
HIERARCH ESO ISS PBL13 END 96.705
HIERARCH ESO ISS PBLA13 START 111.6
HIERARCH ESO ISS PBLA13 END 111.7
HIERARCH ESO ISS PBL14 START 115.498
HIERARCH ESO ISS PBL14 END 115.366
HIERARCH ESO ISS PBLA14 START 55.128
HIERARCH ESO ISS PBLA14 END 55.131
HIERARCH ESO ISS PBL23 START 48.491
HIERARCH ESO ISS PBL23 END 48.418
HIERARCH ESO ISS PBLA23 START 64.5
HIERARCH ESO ISS PBLA23 END 64.5
HIERARCH ESO ISS PBL24 START 131.907
HIERARCH ESO ISS PBL24 END 131.896
HIERARCH ESO ISS PBLA24 START 21.545
HIERARCH ESO ISS PBLA24 END 21.582
HIERARCH ESO ISS PBL34 START 101.897
HIERARCH ESO ISS PBL34 END 101.9
HIERARCH ESO ISS PBLA34 START 2.633
HIERARCH ESO ISS PBLA34 END 2.711
HIERARCH ESO ISS AMBI TAU0 START 0.002069
HIERARCH ESO ISS AMBI TAU0 END 0.002081
HIERARCH ESO ISS AMBI TEMP 9.36
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.78