Exposure
ID
PIONI.2021-02-14T01:05:34.849_1
Header ID
PIONI.2021-02-14T01:05:34.849
Date updated
2021-09-29 14:26:29 UTC+0000
Release date
2022-02-14 01:16:13 UTC+0000
UTC Start
2021-02-14 01:05:34.849
UTC End
2021-02-14 01:06:51.649
MJD Start
59259.0455422313
MJD End
59259.0464311202
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.0033195
Ambient temperature (°C)
11.29
Seeing (arcsec)
1.065
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 73.5290 73.7750 86.8000 87.1000
A0-J2 115.3950 115.6340 61.6000 62.0000
A0-J3 132.4190 132.4170 21.9120 22.2030
G1-J2 57.9770 57.9890 29.0000 29.3000
G1-J3 121.1320 121.1810 348.5790 348.7550
J2-J3 85.7100 85.8770 322.5480 322.6940
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 59259.0455422313
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 73.529
HIERARCH ESO ISS PBL12 END 73.775
HIERARCH ESO ISS PBLA12 START 86.8
HIERARCH ESO ISS PBLA12 END 87.1
HIERARCH ESO ISS PBL13 START 115.395
HIERARCH ESO ISS PBL13 END 115.634
HIERARCH ESO ISS PBLA13 START 61.6
HIERARCH ESO ISS PBLA13 END 62.0
HIERARCH ESO ISS PBL14 START 132.419
HIERARCH ESO ISS PBL14 END 132.417
HIERARCH ESO ISS PBLA14 START 21.912
HIERARCH ESO ISS PBLA14 END 22.203
HIERARCH ESO ISS PBL23 START 57.977
HIERARCH ESO ISS PBL23 END 57.989
HIERARCH ESO ISS PBLA23 START 29.0
HIERARCH ESO ISS PBLA23 END 29.3
HIERARCH ESO ISS PBL24 START 121.132
HIERARCH ESO ISS PBL24 END 121.181
HIERARCH ESO ISS PBLA24 START 348.579
HIERARCH ESO ISS PBLA24 END 348.755
HIERARCH ESO ISS PBL34 START 85.71
HIERARCH ESO ISS PBL34 END 85.877
HIERARCH ESO ISS PBLA34 START 322.548
HIERARCH ESO ISS PBLA34 END 322.694
HIERARCH ESO ISS AMBI TAU0 START 0.003523
HIERARCH ESO ISS AMBI TAU0 END 0.003116
HIERARCH ESO ISS AMBI TEMP 11.29
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 1.16