Exposure
ID
PIONI.2025-10-17T00:38:31.137_1
Header ID
PIONI.2025-10-17T00:38:31.137
Date updated
2025-10-17 00:45:48 UTC+0000
Release date
2025-10-17 00:38:31 UTC+0000
UTC Start
2025-10-17 00:38:31.137
UTC End
2025-10-17 00:39:22.337
MJD Start
60965.0267492668
MJD End
60965.02734185939
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.002647
Ambient temperature (°C)
13.23
Seeing (arcsec)
1.62
Observation
ID
70971
Category
calibrator
Program ID
115.2ANQ.001
Program Title
MAPPING THE EXPLOSION OF NOVA V7994 SGR
Program Type
ToO
PI / COI
MEILLAND / MILLOUR / OTULAKOWSKA-HYPKA / NARDETTO / SPANG
Target
ID
52575
Name
HD 164541
RA
270.743204
DEC
-30.96732
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.3940 48.3940 180.8000 181.0000
A0-D0 21.5890 21.5000 98.4000 98.5000
A0-G1 77.8820 77.8040 153.5820 153.8310
B5-D0 50.3400 50.3090 26.0000 26.1000
B5-G1 41.3110 41.1770 121.1390 121.3840
D0-G1 67.9190 67.9020 168.7160 168.9190
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2ANQ.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60965.0267492668
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 164541
RA 270.743204
DEC -30.96732
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 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
HIERARCH ESO DET DIT 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.394
HIERARCH ESO ISS PBL12 END 48.394
HIERARCH ESO ISS PBLA12 START 180.8
HIERARCH ESO ISS PBLA12 END 181.0
HIERARCH ESO ISS PBL13 START 21.589
HIERARCH ESO ISS PBL13 END 21.5
HIERARCH ESO ISS PBLA13 START 98.4
HIERARCH ESO ISS PBLA13 END 98.5
HIERARCH ESO ISS PBL14 START 77.882
HIERARCH ESO ISS PBL14 END 77.804
HIERARCH ESO ISS PBLA14 START 153.582
HIERARCH ESO ISS PBLA14 END 153.831
HIERARCH ESO ISS PBL23 START 50.34
HIERARCH ESO ISS PBL23 END 50.309
HIERARCH ESO ISS PBLA23 START 26.0
HIERARCH ESO ISS PBLA23 END 26.1
HIERARCH ESO ISS PBL24 START 41.311
HIERARCH ESO ISS PBL24 END 41.177
HIERARCH ESO ISS PBLA24 START 121.139
HIERARCH ESO ISS PBLA24 END 121.384
HIERARCH ESO ISS PBL34 START 67.919
HIERARCH ESO ISS PBL34 END 67.902
HIERARCH ESO ISS PBLA34 START 168.716
HIERARCH ESO ISS PBLA34 END 168.919
HIERARCH ESO ISS AMBI TAU0 START 0.002647
HIERARCH ESO ISS AMBI TAU0 END 0.002647
HIERARCH ESO ISS AMBI TEMP 13.23
HIERARCH ESO ISS AMBI FWHM START 1.62
HIERARCH ESO ISS AMBI FWHM END 1.62