Exposure
ID
PIONI.2021-02-14T01:21:29.105_1
Header ID
PIONI.2021-02-14T01:21:29.105
Date updated
2021-09-29 14:26:29 UTC+0000
Release date
2022-02-14 01:31:25 UTC+0000
UTC Start
2021-02-14 01:21:29.105
UTC End
2021-02-14 01:22:45.905
MJD Start
59259.0565868611
MJD End
59259.05747575
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.004076
Ambient temperature (°C)
11.2
Seeing (arcsec)
0.845
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 75.9280 76.1580 89.8000 90.1000
A0-J2 117.7390 117.9650 65.2000 65.5000
A0-J3 132.3830 132.3760 24.8110 25.0970
G1-J2 58.0900 58.1000 32.2000 32.5000
G1-J3 121.5880 121.6290 350.3580 350.5360
J2-J3 87.3320 87.4870 324.0430 324.1950
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 59259.0565868611
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 75.928
HIERARCH ESO ISS PBL12 END 76.158
HIERARCH ESO ISS PBLA12 START 89.8
HIERARCH ESO ISS PBLA12 END 90.1
HIERARCH ESO ISS PBL13 START 117.739
HIERARCH ESO ISS PBL13 END 117.965
HIERARCH ESO ISS PBLA13 START 65.2
HIERARCH ESO ISS PBLA13 END 65.5
HIERARCH ESO ISS PBL14 START 132.383
HIERARCH ESO ISS PBL14 END 132.376
HIERARCH ESO ISS PBLA14 START 24.811
HIERARCH ESO ISS PBLA14 END 25.097
HIERARCH ESO ISS PBL23 START 58.09
HIERARCH ESO ISS PBL23 END 58.1
HIERARCH ESO ISS PBLA23 START 32.2
HIERARCH ESO ISS PBLA23 END 32.5
HIERARCH ESO ISS PBL24 START 121.588
HIERARCH ESO ISS PBL24 END 121.629
HIERARCH ESO ISS PBLA24 START 350.358
HIERARCH ESO ISS PBLA24 END 350.536
HIERARCH ESO ISS PBL34 START 87.332
HIERARCH ESO ISS PBL34 END 87.487
HIERARCH ESO ISS PBLA34 START 324.043
HIERARCH ESO ISS PBLA34 END 324.195
HIERARCH ESO ISS AMBI TAU0 START 0.004069
HIERARCH ESO ISS AMBI TAU0 END 0.004083
HIERARCH ESO ISS AMBI TEMP 11.2
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.87