Exposure
ID
GRAVI.2025-11-24T04:45:56.707_1
Header ID
GRAVI.2025-11-24T04:45:56.707
Date updated
2025-11-24 05:01:01 UTC+0000
Release date
2025-11-24 04:45:56 UTC+0000
UTC Start
2025-11-24 04:45:56.707
UTC End
2025-11-24 04:49:08.707
MJD Start
61003.198573
MJD End
61003.20079522223
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0026165
Ambient temperature (°C)
14.08
Seeing (arcsec)
0.71
Observation
ID
71847
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 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 43.2680 43.4780 138.1000 138.3000
A0-D0 26.6930 26.8600 41.3000 42.2000
A0-G1 68.5490 69.3790 98.0150 98.3490
B5-D0 53.4580 53.4720 347.9000 348.2000
B5-G1 45.1080 45.5620 59.8340 60.5960
D0-G1 58.3180 58.8240 120.5030 120.6440
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 61003.198573
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 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 43.268
HIERARCH ESO ISS PBL12 END 43.478
HIERARCH ESO ISS PBLA12 START 138.1
HIERARCH ESO ISS PBLA12 END 138.3
HIERARCH ESO ISS PBL13 START 26.693
HIERARCH ESO ISS PBL13 END 26.86
HIERARCH ESO ISS PBLA13 START 41.3
HIERARCH ESO ISS PBLA13 END 42.2
HIERARCH ESO ISS PBL14 START 68.549
HIERARCH ESO ISS PBL14 END 69.379
HIERARCH ESO ISS PBLA14 START 98.015
HIERARCH ESO ISS PBLA14 END 98.349
HIERARCH ESO ISS PBL23 START 53.458
HIERARCH ESO ISS PBL23 END 53.472
HIERARCH ESO ISS PBLA23 START 347.9
HIERARCH ESO ISS PBLA23 END 348.2
HIERARCH ESO ISS PBL24 START 45.108
HIERARCH ESO ISS PBL24 END 45.562
HIERARCH ESO ISS PBLA24 START 59.834
HIERARCH ESO ISS PBLA24 END 60.596
HIERARCH ESO ISS PBL34 START 58.318
HIERARCH ESO ISS PBL34 END 58.824
HIERARCH ESO ISS PBLA34 START 120.503
HIERARCH ESO ISS PBLA34 END 120.644
HIERARCH ESO ISS AMBI TAU0 START 0.002449
HIERARCH ESO ISS AMBI TAU0 END 0.002784
HIERARCH ESO ISS AMBI TEMP 14.08
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.67