Exposure
ID
GRAVI.2024-12-03T03:43:38.643_1
Header ID
GRAVI.2024-12-03T03:43:38.643
Date updated
2024-12-03 03:55:43 UTC+0000
Release date
2024-12-03 03:43:38 UTC+0000
UTC Start
2024-12-03 03:43:38.643
UTC End
2024-12-03 03:46:50.643
MJD Start
60647.15530837
MJD End
60647.1575305922
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.005561
Ambient temperature (°C)
14.25
Seeing (arcsec)
0.56
Observation
ID
62193
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
46264
Name
HD_50235
RA
102.71546
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 20.8070 20.9590 126.2000 126.4000
A0-D0 28.3580 28.4850 40.3000 41.1000
A0-C1 17.3390 17.5280 93.2620 93.7410
B2-D0 33.9310 33.9310 2.6000 3.2000
B2-C1 11.3030 11.3030 2.5930 3.1190
D0-C1 22.6280 22.6290 182.6420 183.1680
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 60647.15530837
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 50235
HIERARCH ESO INS SOBJ NAME HD_50235
RA 102.71546
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 20.807
HIERARCH ESO ISS PBL12 END 20.959
HIERARCH ESO ISS PBLA12 START 126.2
HIERARCH ESO ISS PBLA12 END 126.4
HIERARCH ESO ISS PBL13 START 28.358
HIERARCH ESO ISS PBL13 END 28.485
HIERARCH ESO ISS PBLA13 START 40.3
HIERARCH ESO ISS PBLA13 END 41.1
HIERARCH ESO ISS PBL14 START 17.339
HIERARCH ESO ISS PBL14 END 17.528
HIERARCH ESO ISS PBLA14 START 93.262
HIERARCH ESO ISS PBLA14 END 93.741
HIERARCH ESO ISS PBL23 START 33.931
HIERARCH ESO ISS PBL23 END 33.931
HIERARCH ESO ISS PBLA23 START 2.6
HIERARCH ESO ISS PBLA23 END 3.2
HIERARCH ESO ISS PBL24 START 11.303
HIERARCH ESO ISS PBL24 END 11.303
HIERARCH ESO ISS PBLA24 START 2.593
HIERARCH ESO ISS PBLA24 END 3.119
HIERARCH ESO ISS PBL34 START 22.628
HIERARCH ESO ISS PBL34 END 22.629
HIERARCH ESO ISS PBLA34 START 182.642
HIERARCH ESO ISS PBLA34 END 183.168
HIERARCH ESO ISS AMBI TAU0 START 0.005589
HIERARCH ESO ISS AMBI TAU0 END 0.005533
HIERARCH ESO ISS AMBI TEMP 14.25
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.58