Exposure
ID
PIONI.2021-02-14T02:05:12.695_1
Header ID
PIONI.2021-02-14T02:05:12.695
Date updated
2021-09-29 14:26:29 UTC+0000
Release date
2022-02-14 02:16:07 UTC+0000
UTC Start
2021-02-14 02:05:12.695
UTC End
2021-02-14 02:06:29.495
MJD Start
59259.0869524935
MJD End
59259.0878413824
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.0056705
Ambient temperature (°C)
10.94
Seeing (arcsec)
0.54
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 81.6350 81.8150 97.6000 97.9000
A0-J2 123.3200 123.4930 74.2000 74.5000
A0-J3 131.9320 131.9020 32.5370 32.8090
G1-J2 58.2270 58.2260 40.4000 40.7000
G1-J3 122.4180 122.4370 355.3370 355.5190
J2-J3 91.1640 91.2860 328.4460 328.6130
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 59259.0869524935
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 81.635
HIERARCH ESO ISS PBL12 END 81.815
HIERARCH ESO ISS PBLA12 START 97.6
HIERARCH ESO ISS PBLA12 END 97.9
HIERARCH ESO ISS PBL13 START 123.32
HIERARCH ESO ISS PBL13 END 123.493
HIERARCH ESO ISS PBLA13 START 74.2
HIERARCH ESO ISS PBLA13 END 74.5
HIERARCH ESO ISS PBL14 START 131.932
HIERARCH ESO ISS PBL14 END 131.902
HIERARCH ESO ISS PBLA14 START 32.537
HIERARCH ESO ISS PBLA14 END 32.809
HIERARCH ESO ISS PBL23 START 58.227
HIERARCH ESO ISS PBL23 END 58.226
HIERARCH ESO ISS PBLA23 START 40.4
HIERARCH ESO ISS PBLA23 END 40.7
HIERARCH ESO ISS PBL24 START 122.418
HIERARCH ESO ISS PBL24 END 122.437
HIERARCH ESO ISS PBLA24 START 355.337
HIERARCH ESO ISS PBLA24 END 355.519
HIERARCH ESO ISS PBL34 START 91.164
HIERARCH ESO ISS PBL34 END 91.286
HIERARCH ESO ISS PBLA34 START 328.446
HIERARCH ESO ISS PBLA34 END 328.613
HIERARCH ESO ISS AMBI TAU0 START 0.005636
HIERARCH ESO ISS AMBI TAU0 END 0.005705
HIERARCH ESO ISS AMBI TEMP 10.94
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.57