Exposure
ID
GRAVI.2024-12-04T03:00:01.781_1
Header ID
GRAVI.2024-12-04T03:00:01.781
Date updated
2024-12-04 03:10:52 UTC+0000
Release date
2024-12-04 03:00:01 UTC+0000
UTC Start
2024-12-04 03:00:01.781
UTC End
2024-12-04 03:03:13.781
MJD Start
60648.12502061
MJD End
60648.1272428322
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0039335
Ambient temperature (°C)
14.28
Seeing (arcsec)
0.56
Observation
ID
62219
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
46280
Name
HD_50235
RA
102.715459
DEC
-34.36731
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 18.9850 19.1660 124.2000 124.4000
A0-D0 27.0250 27.1410 30.8000 31.8000
A0-C1 15.0900 15.3110 87.7060 88.2510
B2-D0 33.9310 33.9310 356.9000 357.4000
B2-C1 11.3030 11.3030 356.8700 357.3950
D0-C1 22.6290 22.6280 176.9130 177.4380
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 60648.12502061
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 50235
HIERARCH ESO INS SOBJ NAME HD_50235
RA 102.715459
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 B2
HIERARCH ESO ISS CONF STATION3 D0
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 18.985
HIERARCH ESO ISS PBL12 END 19.166
HIERARCH ESO ISS PBLA12 START 124.2
HIERARCH ESO ISS PBLA12 END 124.4
HIERARCH ESO ISS PBL13 START 27.025
HIERARCH ESO ISS PBL13 END 27.141
HIERARCH ESO ISS PBLA13 START 30.8
HIERARCH ESO ISS PBLA13 END 31.8
HIERARCH ESO ISS PBL14 START 15.09
HIERARCH ESO ISS PBL14 END 15.311
HIERARCH ESO ISS PBLA14 START 87.706
HIERARCH ESO ISS PBLA14 END 88.251
HIERARCH ESO ISS PBL23 START 33.931
HIERARCH ESO ISS PBL23 END 33.931
HIERARCH ESO ISS PBLA23 START 356.9
HIERARCH ESO ISS PBLA23 END 357.4
HIERARCH ESO ISS PBL24 START 11.303
HIERARCH ESO ISS PBL24 END 11.303
HIERARCH ESO ISS PBLA24 START 356.87
HIERARCH ESO ISS PBLA24 END 357.395
HIERARCH ESO ISS PBL34 START 22.629
HIERARCH ESO ISS PBL34 END 22.628
HIERARCH ESO ISS PBLA34 START 176.913
HIERARCH ESO ISS PBLA34 END 177.438
HIERARCH ESO ISS AMBI TAU0 START 0.003452
HIERARCH ESO ISS AMBI TAU0 END 0.004415
HIERARCH ESO ISS AMBI TEMP 14.28
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.54