Exposure
ID
GRAVI.2025-11-16T06:25:41.540_1
Header ID
GRAVI.2025-11-16T06:25:41.540
Date updated
2025-11-16 06:40:49 UTC+0000
Release date
2025-11-16 06:25:41 UTC+0000
UTC Start
2025-11-16 06:25:41.540
UTC End
2025-11-16 06:28:53.540
MJD Start
60995.2678419
MJD End
60995.270064122225
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.002703
Ambient temperature (°C)
11.59
Seeing (arcsec)
0.635
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 23.7210 23.8090 132.4000 222.2000
A0-D0 29.6330 29.7530 54.8000 144.8000
A0-C1 20.3490 20.4730 104.1620 193.9960
B2-D0 33.7740 33.7790 11.4000 101.4000
B2-C1 11.2510 11.2530 11.3960 101.3650
D0-C1 22.5230 22.5270 191.4530 281.4230
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 60995.2678419
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 23.721
HIERARCH ESO ISS PBL12 END 23.809
HIERARCH ESO ISS PBLA12 START 132.4
HIERARCH ESO ISS PBLA12 END 222.2
HIERARCH ESO ISS PBL13 START 29.633
HIERARCH ESO ISS PBL13 END 29.753
HIERARCH ESO ISS PBLA13 START 54.8
HIERARCH ESO ISS PBLA13 END 144.8
HIERARCH ESO ISS PBL14 START 20.349
HIERARCH ESO ISS PBL14 END 20.473
HIERARCH ESO ISS PBLA14 START 104.162
HIERARCH ESO ISS PBLA14 END 193.996
HIERARCH ESO ISS PBL23 START 33.774
HIERARCH ESO ISS PBL23 END 33.779
HIERARCH ESO ISS PBLA23 START 11.4
HIERARCH ESO ISS PBLA23 END 101.4
HIERARCH ESO ISS PBL24 START 11.251
HIERARCH ESO ISS PBL24 END 11.253
HIERARCH ESO ISS PBLA24 START 11.396
HIERARCH ESO ISS PBLA24 END 101.365
HIERARCH ESO ISS PBL34 START 22.523
HIERARCH ESO ISS PBL34 END 22.527
HIERARCH ESO ISS PBLA34 START 191.453
HIERARCH ESO ISS PBLA34 END 281.423
HIERARCH ESO ISS AMBI TAU0 START 0.002756
HIERARCH ESO ISS AMBI TAU0 END 0.00265
HIERARCH ESO ISS AMBI TEMP 11.59
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.63