Exposure
ID
GRAVI.2025-01-02T02:01:06.162_1
Header ID
GRAVI.2025-01-02T02:01:06.162
Date updated
2025-01-02 02:15:34 UTC+0000
Release date
2025-01-02 02:01:06 UTC+0000
UTC Start
2025-01-02 02:01:06.162
UTC End
2025-01-02 02:03:46.162
MJD Start
60677.0840991
MJD End
60677.085950951856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005690000000000001
Ambient temperature (°C)
13.31
Seeing (arcsec)
1.0350000000000001
Observation
ID
63056
Category
calibrator
Program ID
114.27NF.001
Program Title
UNVELING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: THE VARIABILITY ACROSS THE MOLECULAR LAYERS AND THE PHOTOSPHERE
Program Type
Normal
PI / COI
JADLOVSKý / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / GONZÁLEZ-TORÀ / KRTICKA / PALADINI / HÖFNER / FREYTAG
Target
ID
46971
Name
HD_48016
RA
100.256578
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 48.3200 48.3630 142.8000 142.8000
A0-J2 102.4840 103.4820 87.4000 87.5000
A0-J6 151.2320 151.3550 6.9710 7.4370
B5-J2 84.9170 85.7180 59.5000 59.9000
B5-J6 188.8970 188.8470 356.6980 357.0710
J2-J6 167.9610 167.9690 329.9890 330.0810
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60677.0840991
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 48016
HIERARCH ESO INS SOBJ NAME HD_48016
RA 100.256578
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 48.32
HIERARCH ESO ISS PBL12 END 48.363
HIERARCH ESO ISS PBLA12 START 142.8
HIERARCH ESO ISS PBLA12 END 142.8
HIERARCH ESO ISS PBL13 START 102.484
HIERARCH ESO ISS PBL13 END 103.482
HIERARCH ESO ISS PBLA13 START 87.4
HIERARCH ESO ISS PBLA13 END 87.5
HIERARCH ESO ISS PBL14 START 151.232
HIERARCH ESO ISS PBL14 END 151.355
HIERARCH ESO ISS PBLA14 START 6.971
HIERARCH ESO ISS PBLA14 END 7.437
HIERARCH ESO ISS PBL23 START 84.917
HIERARCH ESO ISS PBL23 END 85.718
HIERARCH ESO ISS PBLA23 START 59.5
HIERARCH ESO ISS PBLA23 END 59.9
HIERARCH ESO ISS PBL24 START 188.897
HIERARCH ESO ISS PBL24 END 188.847
HIERARCH ESO ISS PBLA24 START 356.698
HIERARCH ESO ISS PBLA24 END 357.071
HIERARCH ESO ISS PBL34 START 167.961
HIERARCH ESO ISS PBL34 END 167.969
HIERARCH ESO ISS PBLA34 START 329.989
HIERARCH ESO ISS PBLA34 END 330.081
HIERARCH ESO ISS AMBI TAU0 START 0.006041
HIERARCH ESO ISS AMBI TAU0 END 0.005339
HIERARCH ESO ISS AMBI TEMP 13.31
HIERARCH ESO ISS AMBI FWHM START 1.01
HIERARCH ESO ISS AMBI FWHM END 1.06