Exposure
ID
GRAVI.2025-11-28T07:56:41.301_1
Header ID
GRAVI.2025-11-28T07:56:41.301
Date updated
2025-11-28 08:05:58 UTC+0000
Release date
2025-11-28 07:56:41 UTC+0000
UTC Start
2025-11-28 07:56:41.301
UTC End
2025-11-28 07:59:21.301
MJD Start
61007.33103358
MJD End
61007.33288543185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004713500000000001
Ambient temperature (°C)
14.23
Seeing (arcsec)
0.65
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 45.1740 45.0840 157.2000 157.6000
A0-J2 124.0250 123.5520 94.9000 95.1000
A0-J6 168.2110 168.3590 31.8900 32.0680
B5-J2 110.4920 110.2600 73.7000 73.8000
B5-J6 197.7930 197.9780 21.1490 21.3850
J2-J6 157.3800 157.2160 347.2600 347.6260
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 61007.33103358
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 45.174
HIERARCH ESO ISS PBL12 END 45.084
HIERARCH ESO ISS PBLA12 START 157.2
HIERARCH ESO ISS PBLA12 END 157.6
HIERARCH ESO ISS PBL13 START 124.025
HIERARCH ESO ISS PBL13 END 123.552
HIERARCH ESO ISS PBLA13 START 94.9
HIERARCH ESO ISS PBLA13 END 95.1
HIERARCH ESO ISS PBL14 START 168.211
HIERARCH ESO ISS PBL14 END 168.359
HIERARCH ESO ISS PBLA14 START 31.89
HIERARCH ESO ISS PBLA14 END 32.068
HIERARCH ESO ISS PBL23 START 110.492
HIERARCH ESO ISS PBL23 END 110.26
HIERARCH ESO ISS PBLA23 START 73.7
HIERARCH ESO ISS PBLA23 END 73.8
HIERARCH ESO ISS PBL24 START 197.793
HIERARCH ESO ISS PBL24 END 197.978
HIERARCH ESO ISS PBLA24 START 21.149
HIERARCH ESO ISS PBLA24 END 21.385
HIERARCH ESO ISS PBL34 START 157.38
HIERARCH ESO ISS PBL34 END 157.216
HIERARCH ESO ISS PBLA34 START 347.26
HIERARCH ESO ISS PBLA34 END 347.626
HIERARCH ESO ISS AMBI TAU0 START 0.004492
HIERARCH ESO ISS AMBI TAU0 END 0.004935
HIERARCH ESO ISS AMBI TEMP 14.23
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.64