Exposure
ID
PIONI.2024-07-03T01:01:05.939_1
Header ID
PIONI.2024-07-03T01:01:05.939
Date updated
2024-07-03 01:10:41 UTC+0000
Release date
2025-07-03 01:10:41 UTC+0000
UTC Start
2024-07-03 01:01:05.939
UTC End
2024-07-03 01:01:44.339
MJD Start
60494.0424298486
MJD End
60494.042874293
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006998
Ambient temperature (°C)
17.06
Seeing (arcsec)
0.63
Observation
ID
59826
Category
science
Program ID
113.26BT.001
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE / KERVELLA / MÉRAND / PIETRZYNSKI / PROFFITT / EVANS / GIEREN
Target
ID
44382
Name
AX Cir
RA
223.14431
DEC
-63.80987
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.4290 87.4620 113.1000 113.2000
A0-J2 129.2290 129.2310 94.7000 94.8000
A0-K0 124.6680 124.6240 77.5140 77.6900
G1-J2 53.8620 53.8310 63.9000 64.0000
G1-K0 73.8110 73.7660 34.0050 34.1330
J2-K0 38.1310 38.1390 349.3040 349.4150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BT.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60494.0424298486
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME AX Cir
RA 223.14431
DEC -63.80987
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 K0
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 87.429
HIERARCH ESO ISS PBL12 END 87.462
HIERARCH ESO ISS PBLA12 START 113.1
HIERARCH ESO ISS PBLA12 END 113.2
HIERARCH ESO ISS PBL13 START 129.229
HIERARCH ESO ISS PBL13 END 129.231
HIERARCH ESO ISS PBLA13 START 94.7
HIERARCH ESO ISS PBLA13 END 94.8
HIERARCH ESO ISS PBL14 START 124.668
HIERARCH ESO ISS PBL14 END 124.624
HIERARCH ESO ISS PBLA14 START 77.514
HIERARCH ESO ISS PBLA14 END 77.69
HIERARCH ESO ISS PBL23 START 53.862
HIERARCH ESO ISS PBL23 END 53.831
HIERARCH ESO ISS PBLA23 START 63.9
HIERARCH ESO ISS PBLA23 END 64.0
HIERARCH ESO ISS PBL24 START 73.811
HIERARCH ESO ISS PBL24 END 73.766
HIERARCH ESO ISS PBLA24 START 34.005
HIERARCH ESO ISS PBLA24 END 34.133
HIERARCH ESO ISS PBL34 START 38.131
HIERARCH ESO ISS PBL34 END 38.139
HIERARCH ESO ISS PBLA34 START 349.304
HIERARCH ESO ISS PBLA34 END 349.415
HIERARCH ESO ISS AMBI TAU0 START 0.006517
HIERARCH ESO ISS AMBI TAU0 END 0.007479
HIERARCH ESO ISS AMBI TEMP 17.06
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.56