Exposure
ID
PIONI.2021-02-14T00:41:33.526_1
Header ID
PIONI.2021-02-14T00:41:33.526
Date updated
2021-09-29 14:26:29 UTC+0000
Release date
2022-02-14 00:51:44 UTC+0000
UTC Start
2021-02-14 00:41:33.526
UTC End
2021-02-14 00:42:50.326
MJD Start
59259.0288602579
MJD End
59259.0297491468
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.0027875
Ambient temperature (°C)
10.95
Seeing (arcsec)
1.42
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 69.6170 69.8880 82.0000 82.4000
A0-J2 111.6460 111.9010 56.1000 56.4000
A0-J3 132.3970 132.4010 17.4510 17.7510
G1-J2 57.7750 57.7890 24.2000 24.5000
G1-J3 120.2790 120.3420 345.9340 346.1090
J2-J3 83.0200 83.2090 320.4070 320.5450
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 59259.0288602579
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 69.617
HIERARCH ESO ISS PBL12 END 69.888
HIERARCH ESO ISS PBLA12 START 82.0
HIERARCH ESO ISS PBLA12 END 82.4
HIERARCH ESO ISS PBL13 START 111.646
HIERARCH ESO ISS PBL13 END 111.901
HIERARCH ESO ISS PBLA13 START 56.1
HIERARCH ESO ISS PBLA13 END 56.4
HIERARCH ESO ISS PBL14 START 132.397
HIERARCH ESO ISS PBL14 END 132.401
HIERARCH ESO ISS PBLA14 START 17.451
HIERARCH ESO ISS PBLA14 END 17.751
HIERARCH ESO ISS PBL23 START 57.775
HIERARCH ESO ISS PBL23 END 57.789
HIERARCH ESO ISS PBLA23 START 24.2
HIERARCH ESO ISS PBLA23 END 24.5
HIERARCH ESO ISS PBL24 START 120.279
HIERARCH ESO ISS PBL24 END 120.342
HIERARCH ESO ISS PBLA24 START 345.934
HIERARCH ESO ISS PBLA24 END 346.109
HIERARCH ESO ISS PBL34 START 83.02
HIERARCH ESO ISS PBL34 END 83.209
HIERARCH ESO ISS PBLA34 START 320.407
HIERARCH ESO ISS PBLA34 END 320.545
HIERARCH ESO ISS AMBI TAU0 START 0.002932
HIERARCH ESO ISS AMBI TAU0 END 0.002643
HIERARCH ESO ISS AMBI TEMP 10.95
HIERARCH ESO ISS AMBI FWHM START 1.42
HIERARCH ESO ISS AMBI FWHM END 1.42