Exposure
ID
PIONI.2024-07-16T00:36:45.957_1
Header ID
PIONI.2024-07-16T00:36:45.957
Date updated
2024-07-16 00:45:34 UTC+0000
Release date
2025-07-16 00:45:33 UTC+0000
UTC Start
2024-07-16 00:36:45.957
UTC End
2024-07-16 00:37:24.357
MJD Start
60507.0255319099
MJD End
60507.0259763543
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.00557
Ambient temperature (°C)
14.54
Seeing (arcsec)
0.83
Observation
ID
60108
Category
science
Program ID
113.26BT.002
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE / KERVELLA / MÉRAND / PIETRZYNSKI / PROFFITT / EVANS / GIEREN
Target
ID
44620
Name
HIP66802
RA
205.402068
DEC
-45.49401
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.7670 47.7730 165.0000 165.1000
A0-J2 123.2090 123.1190 113.0000 113.2000
A0-J6 147.7140 147.5790 40.1930 40.2830
B5-J2 101.0510 100.9300 91.1000 91.3000
B5-J6 179.3000 179.1920 27.5520 27.6380
J2-J6 161.9630 161.9760 353.5820 353.6950
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BT.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60507.0255319099
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP66802
RA 205.402068
DEC -45.49401
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 47.767
HIERARCH ESO ISS PBL12 END 47.773
HIERARCH ESO ISS PBLA12 START 165.0
HIERARCH ESO ISS PBLA12 END 165.1
HIERARCH ESO ISS PBL13 START 123.209
HIERARCH ESO ISS PBL13 END 123.119
HIERARCH ESO ISS PBLA13 START 113.0
HIERARCH ESO ISS PBLA13 END 113.2
HIERARCH ESO ISS PBL14 START 147.714
HIERARCH ESO ISS PBL14 END 147.579
HIERARCH ESO ISS PBLA14 START 40.193
HIERARCH ESO ISS PBLA14 END 40.283
HIERARCH ESO ISS PBL23 START 101.051
HIERARCH ESO ISS PBL23 END 100.93
HIERARCH ESO ISS PBLA23 START 91.1
HIERARCH ESO ISS PBLA23 END 91.3
HIERARCH ESO ISS PBL24 START 179.3
HIERARCH ESO ISS PBL24 END 179.192
HIERARCH ESO ISS PBLA24 START 27.552
HIERARCH ESO ISS PBLA24 END 27.638
HIERARCH ESO ISS PBL34 START 161.963
HIERARCH ESO ISS PBL34 END 161.976
HIERARCH ESO ISS PBLA34 START 353.582
HIERARCH ESO ISS PBLA34 END 353.695
HIERARCH ESO ISS AMBI TAU0 START 0.00557
HIERARCH ESO ISS AMBI TAU0 END 0.00557
HIERARCH ESO ISS AMBI TEMP 14.54
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83