Exposure
ID
GRAVI.2025-11-16T06:44:38.588_1
Header ID
GRAVI.2025-11-16T06:44:38.588
Date updated
2025-11-16 07:01:02 UTC+0000
Release date
2025-11-16 06:44:38 UTC+0000
UTC Start
2025-11-16 06:44:38.588
UTC End
2025-11-16 06:47:50.588
MJD Start
60995.28100218
MJD End
60995.28322440223
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0026975000000000002
Ambient temperature (°C)
11.34
Seeing (arcsec)
0.53
Observation
ID
71781
Category
calibrator
Program ID
116.28P0.001
Program Title
UNVEILING 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 / ERCOLINO / JANIK
Target
ID
53289
Name
HD_58215
RA
110.86846
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 24.1570 24.2340 133.7000 133.9000
A0-D0 30.3130 30.4350 57.8000 58.4000
A0-C1 20.9960 21.1100 105.8970 106.2410
B2-D0 33.8220 33.8320 14.0000 14.5000
B2-C1 11.2670 11.2700 13.9780 14.4740
D0-C1 22.5560 22.5620 194.0370 194.5340
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28P0.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60995.28100218
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.86846
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 24.157
HIERARCH ESO ISS PBL12 END 24.234
HIERARCH ESO ISS PBLA12 START 133.7
HIERARCH ESO ISS PBLA12 END 133.9
HIERARCH ESO ISS PBL13 START 30.313
HIERARCH ESO ISS PBL13 END 30.435
HIERARCH ESO ISS PBLA13 START 57.8
HIERARCH ESO ISS PBLA13 END 58.4
HIERARCH ESO ISS PBL14 START 20.996
HIERARCH ESO ISS PBL14 END 21.11
HIERARCH ESO ISS PBLA14 START 105.897
HIERARCH ESO ISS PBLA14 END 106.241
HIERARCH ESO ISS PBL23 START 33.822
HIERARCH ESO ISS PBL23 END 33.832
HIERARCH ESO ISS PBLA23 START 14.0
HIERARCH ESO ISS PBLA23 END 14.5
HIERARCH ESO ISS PBL24 START 11.267
HIERARCH ESO ISS PBL24 END 11.27
HIERARCH ESO ISS PBLA24 START 13.978
HIERARCH ESO ISS PBLA24 END 14.474
HIERARCH ESO ISS PBL34 START 22.556
HIERARCH ESO ISS PBL34 END 22.562
HIERARCH ESO ISS PBLA34 START 194.037
HIERARCH ESO ISS PBLA34 END 194.534
HIERARCH ESO ISS AMBI TAU0 START 0.002688
HIERARCH ESO ISS AMBI TAU0 END 0.002707
HIERARCH ESO ISS AMBI TEMP 11.34
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.5