Exposure
ID
PIONI.2022-05-04T09:36:02.285_1
Header ID
PIONI.2022-05-04T09:36:02.285
Date updated
2022-05-04 09:46:09 UTC+0000
Release date
2022-05-04 09:36:02 UTC+0000
UTC Start
2022-05-04 09:36:02.285
UTC End
2022-05-04 09:36:27.885
MJD Start
59703.4000264453
MJD End
59703.4003227416
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006032
Ambient temperature (°C)
12.86
Seeing (arcsec)
0.695
Observation
ID
50793
Category
calibrator
Program ID
109.23K5.004
Program Title
SPATIALLY RESOLVING THE CAUSE OF LONG SECONDARY PERIODS IN EVOLVED STARS
Program Type
Normal
PI / COI
COURTNEY-BARRER/ HAUBOIS/ IRELAND/ PALADINI/ HANSEN/ DEFRERE/ WOOD
Target
ID
37887
Name
HD 171042
RA
279.676507
DEC
-70.23551
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.1760 68.1720 285.8000 285.9000
K0-D0 90.9400 90.9120 270.9000 271.1000
K0-J3 45.2900 45.3020 334.9230 335.0290
G2-D0 30.5140 30.4950 236.1000 236.2000
G2-J3 51.5870 51.5560 64.1290 64.2540
D0-J3 81.9100 81.8600 61.1290 61.2510
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.23K5.004
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59703.4000264453
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 171042
RA 279.676507
DEC -70.23551
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 68.176
HIERARCH ESO ISS PBL12 END 68.172
HIERARCH ESO ISS PBLA12 START 285.8
HIERARCH ESO ISS PBLA12 END 285.9
HIERARCH ESO ISS PBL13 START 90.94
HIERARCH ESO ISS PBL13 END 90.912
HIERARCH ESO ISS PBLA13 START 270.9
HIERARCH ESO ISS PBLA13 END 271.1
HIERARCH ESO ISS PBL14 START 45.29
HIERARCH ESO ISS PBL14 END 45.302
HIERARCH ESO ISS PBLA14 START 334.923
HIERARCH ESO ISS PBLA14 END 335.029
HIERARCH ESO ISS PBL23 START 30.514
HIERARCH ESO ISS PBL23 END 30.495
HIERARCH ESO ISS PBLA23 START 236.1
HIERARCH ESO ISS PBLA23 END 236.2
HIERARCH ESO ISS PBL24 START 51.587
HIERARCH ESO ISS PBL24 END 51.556
HIERARCH ESO ISS PBLA24 START 64.129
HIERARCH ESO ISS PBLA24 END 64.254
HIERARCH ESO ISS PBL34 START 81.91
HIERARCH ESO ISS PBL34 END 81.86
HIERARCH ESO ISS PBLA34 START 61.129
HIERARCH ESO ISS PBLA34 END 61.251
HIERARCH ESO ISS AMBI TAU0 START 0.006302
HIERARCH ESO ISS AMBI TAU0 END 0.005762
HIERARCH ESO ISS AMBI TEMP 12.86
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.71