Exposure
ID
GRAVI.2025-01-28T02:48:49.793_1
Header ID
GRAVI.2025-01-28T02:48:49.793
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2025-01-28 02:48:49 UTC+0000
UTC Start
2025-01-28 02:48:49.793
UTC End
2025-01-28 02:52:01.793
MJD Start
60703.11724297
MJD End
60703.11946519223
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.004662
Ambient temperature (°C)
16.92
Seeing (arcsec)
1.115
Observation
ID
62195
Category
calibrator
Program ID
114.27NF.001
Program Title
UNVELING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: THE VARIABILITY ACROSS THE MOLECULAR LAYERS AND THE PHOTOSPHERE
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / GONZÁLEZ-TORÀ / KRTICKA / PALADINI / HÖFNER / FREYTAG
Target
ID
46266
Name
HD_58215
RA
110.868453
DEC
-27.83432
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9730 25.0110 137.9000 138.2000
A0-D0 31.6500 31.7090 65.3000 65.8000
A0-C1 22.2150 22.2710 110.9540 111.3330
B2-D0 33.9270 33.9300 20.7000 21.2000
B2-C1 11.3010 11.3020 20.6780 21.1250
D0-C1 22.6250 22.6280 200.7400 201.1880
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60703.11724297
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.868453
DEC -27.83432
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 24.973
HIERARCH ESO ISS PBL12 END 25.011
HIERARCH ESO ISS PBLA12 START 137.9
HIERARCH ESO ISS PBLA12 END 138.2
HIERARCH ESO ISS PBL13 START 31.65
HIERARCH ESO ISS PBL13 END 31.709
HIERARCH ESO ISS PBLA13 START 65.3
HIERARCH ESO ISS PBLA13 END 65.8
HIERARCH ESO ISS PBL14 START 22.215
HIERARCH ESO ISS PBL14 END 22.271
HIERARCH ESO ISS PBLA14 START 110.954
HIERARCH ESO ISS PBLA14 END 111.333
HIERARCH ESO ISS PBL23 START 33.927
HIERARCH ESO ISS PBL23 END 33.93
HIERARCH ESO ISS PBLA23 START 20.7
HIERARCH ESO ISS PBLA23 END 21.2
HIERARCH ESO ISS PBL24 START 11.301
HIERARCH ESO ISS PBL24 END 11.302
HIERARCH ESO ISS PBLA24 START 20.678
HIERARCH ESO ISS PBLA24 END 21.125
HIERARCH ESO ISS PBL34 START 22.625
HIERARCH ESO ISS PBL34 END 22.628
HIERARCH ESO ISS PBLA34 START 200.74
HIERARCH ESO ISS PBLA34 END 201.188
HIERARCH ESO ISS AMBI TAU0 START 0.004597
HIERARCH ESO ISS AMBI TAU0 END 0.004727
HIERARCH ESO ISS AMBI TEMP 16.92
HIERARCH ESO ISS AMBI FWHM START 1.24
HIERARCH ESO ISS AMBI FWHM END 0.99