Exposure
ID
GRAVI.2025-11-28T07:59:56.310_1
Header ID
GRAVI.2025-11-28T07:59:56.310
Date updated
2025-11-28 08:11:43 UTC+0000
Release date
2025-11-28 07:59:56 UTC+0000
UTC Start
2025-11-28 07:59:56.310
UTC End
2025-11-28 08:02:36.310
MJD Start
61007.33329062
MJD End
61007.33514247186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005246499999999999
Ambient temperature (°C)
14.36
Seeing (arcsec)
0.6000000000000001
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 45.0750 44.9860 157.6000 158.0000
A0-J2 123.5030 123.0080 95.1000 95.2000
A0-J6 168.3740 168.5140 32.0860 32.2600
B5-J2 110.2350 109.9840 73.8000 73.9000
B5-J6 197.9970 198.1800 21.4080 21.6400
J2-J6 157.1990 157.0390 347.6630 348.0320
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 61007.33329062
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 45.075
HIERARCH ESO ISS PBL12 END 44.986
HIERARCH ESO ISS PBLA12 START 157.6
HIERARCH ESO ISS PBLA12 END 158.0
HIERARCH ESO ISS PBL13 START 123.503
HIERARCH ESO ISS PBL13 END 123.008
HIERARCH ESO ISS PBLA13 START 95.1
HIERARCH ESO ISS PBLA13 END 95.2
HIERARCH ESO ISS PBL14 START 168.374
HIERARCH ESO ISS PBL14 END 168.514
HIERARCH ESO ISS PBLA14 START 32.086
HIERARCH ESO ISS PBLA14 END 32.26
HIERARCH ESO ISS PBL23 START 110.235
HIERARCH ESO ISS PBL23 END 109.984
HIERARCH ESO ISS PBLA23 START 73.8
HIERARCH ESO ISS PBLA23 END 73.9
HIERARCH ESO ISS PBL24 START 197.997
HIERARCH ESO ISS PBL24 END 198.18
HIERARCH ESO ISS PBLA24 START 21.408
HIERARCH ESO ISS PBLA24 END 21.64
HIERARCH ESO ISS PBL34 START 157.199
HIERARCH ESO ISS PBL34 END 157.039
HIERARCH ESO ISS PBLA34 START 347.663
HIERARCH ESO ISS PBLA34 END 348.032
HIERARCH ESO ISS AMBI TAU0 START 0.004935
HIERARCH ESO ISS AMBI TAU0 END 0.005558
HIERARCH ESO ISS AMBI TEMP 14.36
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.56