Exposure
ID
GRAVI.2025-11-28T05:25:43.918_1
Header ID
GRAVI.2025-11-28T05:25:43.918
Date updated
2025-11-28 05:35:52 UTC+0000
Release date
2025-11-28 05:25:43 UTC+0000
UTC Start
2025-11-28 05:25:43.918
UTC End
2025-11-28 05:28:23.918
MJD Start
61007.22620275
MJD End
61007.22805460185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006758
Ambient temperature (°C)
14.77
Seeing (arcsec)
0.53
Observation
ID
71886
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
53367
Name
HD_48016
RA
100.256577
DEC
-7.57262
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.5900 48.5700 144.5000 144.7000
A0-J2 120.5460 121.1320 89.8000 89.9000
A0-J6 155.5430 155.7960 16.8140 17.2160
B5-J2 100.6280 101.1980 66.6000 66.8000
B5-J6 189.2160 189.2990 5.0940 5.4630
J2-J6 166.6210 166.4950 333.0380 333.2210
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 61007.22620275
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 48016
HIERARCH ESO INS SOBJ NAME HD_48016
RA 100.256577
DEC -7.57262
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 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 48.59
HIERARCH ESO ISS PBL12 END 48.57
HIERARCH ESO ISS PBLA12 START 144.5
HIERARCH ESO ISS PBLA12 END 144.7
HIERARCH ESO ISS PBL13 START 120.546
HIERARCH ESO ISS PBL13 END 121.132
HIERARCH ESO ISS PBLA13 START 89.8
HIERARCH ESO ISS PBLA13 END 89.9
HIERARCH ESO ISS PBL14 START 155.543
HIERARCH ESO ISS PBL14 END 155.796
HIERARCH ESO ISS PBLA14 START 16.814
HIERARCH ESO ISS PBLA14 END 17.216
HIERARCH ESO ISS PBL23 START 100.628
HIERARCH ESO ISS PBL23 END 101.198
HIERARCH ESO ISS PBLA23 START 66.6
HIERARCH ESO ISS PBLA23 END 66.8
HIERARCH ESO ISS PBL24 START 189.216
HIERARCH ESO ISS PBL24 END 189.299
HIERARCH ESO ISS PBLA24 START 5.094
HIERARCH ESO ISS PBLA24 END 5.463
HIERARCH ESO ISS PBL34 START 166.621
HIERARCH ESO ISS PBL34 END 166.495
HIERARCH ESO ISS PBLA34 START 333.038
HIERARCH ESO ISS PBLA34 END 333.221
HIERARCH ESO ISS AMBI TAU0 START 0.007243
HIERARCH ESO ISS AMBI TAU0 END 0.006273
HIERARCH ESO ISS AMBI TEMP 14.77
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.55