Exposure
ID
PIONI.2025-10-17T00:37:27.742_1
Header ID
PIONI.2025-10-17T00:37:27.742
Date updated
2025-10-17 00:45:48 UTC+0000
Release date
2025-10-17 00:37:27 UTC+0000
UTC Start
2025-10-17 00:37:27.741
UTC End
2025-10-17 00:38:18.941
MJD Start
60965.0260155252
MJD End
60965.0266081178
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.0028504999999999997
Ambient temperature (°C)
13.25
Seeing (arcsec)
1.545
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 180.7000 180.8000
A0-D0 21.6830 21.5920 98.2000 98.4000
A0-G1 77.9640 77.8850 153.3240 153.5740
B5-D0 50.3730 50.3410 25.9000 26.0000
B5-G1 41.4510 41.3150 120.8840 121.1310
D0-G1 67.9370 67.9190 168.5050 168.7100
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 60965.0260155252
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 180.7
HIERARCH ESO ISS PBLA12 END 180.8
HIERARCH ESO ISS PBL13 START 21.683
HIERARCH ESO ISS PBL13 END 21.592
HIERARCH ESO ISS PBLA13 START 98.2
HIERARCH ESO ISS PBLA13 END 98.4
HIERARCH ESO ISS PBL14 START 77.964
HIERARCH ESO ISS PBL14 END 77.885
HIERARCH ESO ISS PBLA14 START 153.324
HIERARCH ESO ISS PBLA14 END 153.574
HIERARCH ESO ISS PBL23 START 50.373
HIERARCH ESO ISS PBL23 END 50.341
HIERARCH ESO ISS PBLA23 START 25.9
HIERARCH ESO ISS PBLA23 END 26.0
HIERARCH ESO ISS PBL24 START 41.451
HIERARCH ESO ISS PBL24 END 41.315
HIERARCH ESO ISS PBLA24 START 120.884
HIERARCH ESO ISS PBLA24 END 121.131
HIERARCH ESO ISS PBL34 START 67.937
HIERARCH ESO ISS PBL34 END 67.919
HIERARCH ESO ISS PBLA34 START 168.505
HIERARCH ESO ISS PBLA34 END 168.71
HIERARCH ESO ISS AMBI TAU0 START 0.003054
HIERARCH ESO ISS AMBI TAU0 END 0.002647
HIERARCH ESO ISS AMBI TEMP 13.25
HIERARCH ESO ISS AMBI FWHM START 1.47
HIERARCH ESO ISS AMBI FWHM END 1.62