Exposure
ID
PIONI.2021-02-14T01:02:19.495_1
Header ID
PIONI.2021-02-14T01:02:19.495
Date updated
2021-09-29 14:26:29 UTC+0000
Release date
2022-02-14 01:11:06 UTC+0000
UTC Start
2021-02-14 01:02:19.495
UTC End
2021-02-14 01:03:36.295
MJD Start
59259.0432811878
MJD End
59259.0441700767
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.003553
Ambient temperature (°C)
11.31
Seeing (arcsec)
0.95
Observation
ID
46766
Category
science
Program ID
106.210F.001
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE/ KERVELLA/ M\XC3\XA9RAND/ PIETRZYNSKI/ PROFFITT/ EVANS/ GIEREN
Target
ID
35113
Name
T_Vel
RA
129.419252
DEC
-47.36195
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 73.0190 73.2680 86.2000 86.5000
A0-J2 114.9000 115.1420 60.9000 61.3000
A0-J3 132.4200 132.4200 21.3140 21.6050
G1-J2 57.9510 57.9640 28.4000 28.7000
G1-J3 121.0290 121.0800 348.2170 348.3930
J2-J3 85.3630 85.5330 322.2500 322.3950
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.210F.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59259.0432811878
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME T_Vel
RA 129.419252
DEC -47.36195
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 76.8
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 102400
HIERARCH ESO ISS PBL12 START 73.019
HIERARCH ESO ISS PBL12 END 73.268
HIERARCH ESO ISS PBLA12 START 86.2
HIERARCH ESO ISS PBLA12 END 86.5
HIERARCH ESO ISS PBL13 START 114.9
HIERARCH ESO ISS PBL13 END 115.142
HIERARCH ESO ISS PBLA13 START 60.9
HIERARCH ESO ISS PBLA13 END 61.3
HIERARCH ESO ISS PBL14 START 132.42
HIERARCH ESO ISS PBL14 END 132.42
HIERARCH ESO ISS PBLA14 START 21.314
HIERARCH ESO ISS PBLA14 END 21.605
HIERARCH ESO ISS PBL23 START 57.951
HIERARCH ESO ISS PBL23 END 57.964
HIERARCH ESO ISS PBLA23 START 28.4
HIERARCH ESO ISS PBLA23 END 28.7
HIERARCH ESO ISS PBL24 START 121.029
HIERARCH ESO ISS PBL24 END 121.08
HIERARCH ESO ISS PBLA24 START 348.217
HIERARCH ESO ISS PBLA24 END 348.393
HIERARCH ESO ISS PBL34 START 85.363
HIERARCH ESO ISS PBL34 END 85.533
HIERARCH ESO ISS PBLA34 START 322.25
HIERARCH ESO ISS PBLA34 END 322.395
HIERARCH ESO ISS AMBI TAU0 START 0.003553
HIERARCH ESO ISS AMBI TAU0 END 0.003553
HIERARCH ESO ISS AMBI TEMP 11.31
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 0.95