Exposure
ID
PIONI.2024-07-02T03:24:15.468_1
Header ID
PIONI.2024-07-02T03:24:15.468
Date updated
2024-07-02 03:30:39 UTC+0000
Release date
2025-07-02 03:30:39 UTC+0000
UTC Start
2024-07-02 03:24:15.468
UTC End
2024-07-02 03:25:57.868
MJD Start
60493.1418456985
MJD End
60493.1430308837
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.0130345
Ambient temperature (°C)
14.96
Seeing (arcsec)
0.52
Observation
ID
59840
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
44396
Name
BP Cir
RA
221.67253
DEC
-61.46196
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 90.5010 90.5030 144.4000 144.9000
A0-J2 124.4890 124.3740 127.7000 128.2000
A0-K0 111.2590 111.0090 109.6060 110.0940
G1-J2 45.8700 45.7190 93.2000 93.7000
G1-K0 63.5460 63.3230 55.1890 55.4920
J2-K0 39.3940 39.3740 9.3160 9.5860
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 60493.1418456985
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME BP Cir
RA 221.67253
DEC -61.46196
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 102.4
HIERARCH ESO DET DIT 0.001
HIERARCH ESO DET NDIT 102400
HIERARCH ESO ISS PBL12 START 90.501
HIERARCH ESO ISS PBL12 END 90.503
HIERARCH ESO ISS PBLA12 START 144.4
HIERARCH ESO ISS PBLA12 END 144.9
HIERARCH ESO ISS PBL13 START 124.489
HIERARCH ESO ISS PBL13 END 124.374
HIERARCH ESO ISS PBLA13 START 127.7
HIERARCH ESO ISS PBLA13 END 128.2
HIERARCH ESO ISS PBL14 START 111.259
HIERARCH ESO ISS PBL14 END 111.009
HIERARCH ESO ISS PBLA14 START 109.606
HIERARCH ESO ISS PBLA14 END 110.094
HIERARCH ESO ISS PBL23 START 45.87
HIERARCH ESO ISS PBL23 END 45.719
HIERARCH ESO ISS PBLA23 START 93.2
HIERARCH ESO ISS PBLA23 END 93.7
HIERARCH ESO ISS PBL24 START 63.546
HIERARCH ESO ISS PBL24 END 63.323
HIERARCH ESO ISS PBLA24 START 55.189
HIERARCH ESO ISS PBLA24 END 55.492
HIERARCH ESO ISS PBL34 START 39.394
HIERARCH ESO ISS PBL34 END 39.374
HIERARCH ESO ISS PBLA34 START 9.316
HIERARCH ESO ISS PBLA34 END 9.586
HIERARCH ESO ISS AMBI TAU0 START 0.013601
HIERARCH ESO ISS AMBI TAU0 END 0.012468
HIERARCH ESO ISS AMBI TEMP 14.96
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.56