Exposure
ID
PIONI.2025-10-09T01:06:35.350_1
Header ID
PIONI.2025-10-09T01:06:35.350
Date updated
2025-10-09 01:15:53 UTC+0000
Release date
2025-10-09 01:06:35 UTC+0000
UTC Start
2025-10-09 01:06:35.350
UTC End
2025-10-09 01:07:13.750
MJD Start
60957.046242482
MJD End
60957.04668692644
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003821
Ambient temperature (°C)
13.04
Seeing (arcsec)
0.9
Observation
ID
70862
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 78.1450 78.0830 152.8000 153.0000
A0-J2 95.7740 95.5680 127.9000 128.1000
A0-K0 87.5180 87.2400 97.8260 97.9540
G1-J2 41.2390 41.1200 75.0000 75.1000
G1-K0 76.8790 76.7840 41.5130 41.5360
J2-K0 48.1980 48.1940 13.3350 13.4150
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 60957.046242482
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 78.145
HIERARCH ESO ISS PBL12 END 78.083
HIERARCH ESO ISS PBLA12 START 152.8
HIERARCH ESO ISS PBLA12 END 153.0
HIERARCH ESO ISS PBL13 START 95.774
HIERARCH ESO ISS PBL13 END 95.568
HIERARCH ESO ISS PBLA13 START 127.9
HIERARCH ESO ISS PBLA13 END 128.1
HIERARCH ESO ISS PBL14 START 87.518
HIERARCH ESO ISS PBL14 END 87.24
HIERARCH ESO ISS PBLA14 START 97.826
HIERARCH ESO ISS PBLA14 END 97.954
HIERARCH ESO ISS PBL23 START 41.239
HIERARCH ESO ISS PBL23 END 41.12
HIERARCH ESO ISS PBLA23 START 75.0
HIERARCH ESO ISS PBLA23 END 75.1
HIERARCH ESO ISS PBL24 START 76.879
HIERARCH ESO ISS PBL24 END 76.784
HIERARCH ESO ISS PBLA24 START 41.513
HIERARCH ESO ISS PBLA24 END 41.536
HIERARCH ESO ISS PBL34 START 48.198
HIERARCH ESO ISS PBL34 END 48.194
HIERARCH ESO ISS PBLA34 START 13.335
HIERARCH ESO ISS PBLA34 END 13.415
HIERARCH ESO ISS AMBI TAU0 START 0.003821
HIERARCH ESO ISS AMBI TAU0 END 0.003821
HIERARCH ESO ISS AMBI TEMP 13.04
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.9