Exposure
ID
GRAVI.2025-03-04T01:23:21.753_1
Header ID
GRAVI.2025-03-04T01:23:21.753
Date updated
2025-03-04 01:35:48 UTC+0000
Release date
2025-03-04 01:23:21 UTC+0000
UTC Start
2025-03-04 01:23:21.753
UTC End
2025-03-04 01:26:33.753
MJD Start
60738.05789066
MJD End
60738.06011288222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0043615
Ambient temperature (°C)
14.99
Seeing (arcsec)
0.8700000000000001
Observation
ID
64952
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
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / GONZÁLEZ-TORÀ / KRTICKA / PALADINI / HÖFNER / FREYTAG
Target
ID
48292
Name
HD_50235
RA
102.715458
DEC
-34.36731
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.4110 90.3560 121.0000 121.6000
A0-J2 128.1680 127.9370 98.2000 98.8000
A0-C1 22.5990 22.5860 121.0560 121.5970
G1-J2 56.9020 56.7540 60.2000 60.7000
G1-C1 67.8110 67.7710 301.0380 301.5790
J2-C1 107.6960 107.4780 273.5660 274.0940
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 60738.05789066
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 50235
HIERARCH ESO INS SOBJ NAME HD_50235
RA 102.715458
DEC -34.36731
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 90.411
HIERARCH ESO ISS PBL12 END 90.356
HIERARCH ESO ISS PBLA12 START 121.0
HIERARCH ESO ISS PBLA12 END 121.6
HIERARCH ESO ISS PBL13 START 128.168
HIERARCH ESO ISS PBL13 END 127.937
HIERARCH ESO ISS PBLA13 START 98.2
HIERARCH ESO ISS PBLA13 END 98.8
HIERARCH ESO ISS PBL14 START 22.599
HIERARCH ESO ISS PBL14 END 22.586
HIERARCH ESO ISS PBLA14 START 121.056
HIERARCH ESO ISS PBLA14 END 121.597
HIERARCH ESO ISS PBL23 START 56.902
HIERARCH ESO ISS PBL23 END 56.754
HIERARCH ESO ISS PBLA23 START 60.2
HIERARCH ESO ISS PBLA23 END 60.7
HIERARCH ESO ISS PBL24 START 67.811
HIERARCH ESO ISS PBL24 END 67.771
HIERARCH ESO ISS PBLA24 START 301.038
HIERARCH ESO ISS PBLA24 END 301.579
HIERARCH ESO ISS PBL34 START 107.696
HIERARCH ESO ISS PBL34 END 107.478
HIERARCH ESO ISS PBLA34 START 273.566
HIERARCH ESO ISS PBLA34 END 274.094
HIERARCH ESO ISS AMBI TAU0 START 0.003647
HIERARCH ESO ISS AMBI TAU0 END 0.005076
HIERARCH ESO ISS AMBI TEMP 14.99
HIERARCH ESO ISS AMBI FWHM START 1.07
HIERARCH ESO ISS AMBI FWHM END 0.67