Exposure
ID
PIONI.2021-02-14T01:07:12.583_1
Header ID
PIONI.2021-02-14T01:07:12.583
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 01:07:12.584
UTC End
2021-02-14 01:08:29.384
MJD Start
59259.0466734217
MJD End
59259.0475623106
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.003116
Ambient temperature (°C)
11.27
Seeing (arcsec)
1.16
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 73.7830 74.0270 87.1000 87.4000
A0-J2 115.6420 115.8800 62.0000 62.4000
A0-J3 132.4170 132.4150 22.2120 22.5020
G1-J2 57.9890 58.0010 29.4000 29.7000
G1-J3 121.1830 121.2310 348.7600 348.9370
J2-J3 85.8830 86.0480 322.6990 322.8460
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 59259.0466734217
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 73.783
HIERARCH ESO ISS PBL12 END 74.027
HIERARCH ESO ISS PBLA12 START 87.1
HIERARCH ESO ISS PBLA12 END 87.4
HIERARCH ESO ISS PBL13 START 115.642
HIERARCH ESO ISS PBL13 END 115.88
HIERARCH ESO ISS PBLA13 START 62.0
HIERARCH ESO ISS PBLA13 END 62.4
HIERARCH ESO ISS PBL14 START 132.417
HIERARCH ESO ISS PBL14 END 132.415
HIERARCH ESO ISS PBLA14 START 22.212
HIERARCH ESO ISS PBLA14 END 22.502
HIERARCH ESO ISS PBL23 START 57.989
HIERARCH ESO ISS PBL23 END 58.001
HIERARCH ESO ISS PBLA23 START 29.4
HIERARCH ESO ISS PBLA23 END 29.7
HIERARCH ESO ISS PBL24 START 121.183
HIERARCH ESO ISS PBL24 END 121.231
HIERARCH ESO ISS PBLA24 START 348.76
HIERARCH ESO ISS PBLA24 END 348.937
HIERARCH ESO ISS PBL34 START 85.883
HIERARCH ESO ISS PBL34 END 86.048
HIERARCH ESO ISS PBLA34 START 322.699
HIERARCH ESO ISS PBLA34 END 322.846
HIERARCH ESO ISS AMBI TAU0 START 0.003116
HIERARCH ESO ISS AMBI TAU0 END 0.003116
HIERARCH ESO ISS AMBI TEMP 11.27
HIERARCH ESO ISS AMBI FWHM START 1.16
HIERARCH ESO ISS AMBI FWHM END 1.16