Exposure
ID
GRAVI.2024-12-05T02:27:51.514_1
Header ID
GRAVI.2024-12-05T02:27:51.514
Date updated
2024-12-05 02:40:39 UTC+0000
Release date
2024-12-05 02:27:51 UTC+0000
UTC Start
2024-12-05 02:27:51.514
UTC End
2024-12-05 02:31:03.514
MJD Start
60649.10267956
MJD End
60649.1049017822
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.006889
Ambient temperature (°C)
12.79
Seeing (arcsec)
0.65
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 17.5010 17.7020 123.4000 123.5000
A0-D0 26.1990 26.2970 23.4000 24.4000
A0-C1 13.3030 13.5420 83.1250 83.7620
B2-D0 33.9340 33.9340 352.9000 353.4000
B2-C1 11.3040 11.3040 352.8270 353.3480
D0-C1 22.6300 22.6300 172.8640 173.3860
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 60649.10267956
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 17.501
HIERARCH ESO ISS PBL12 END 17.702
HIERARCH ESO ISS PBLA12 START 123.4
HIERARCH ESO ISS PBLA12 END 123.5
HIERARCH ESO ISS PBL13 START 26.199
HIERARCH ESO ISS PBL13 END 26.297
HIERARCH ESO ISS PBLA13 START 23.4
HIERARCH ESO ISS PBLA13 END 24.4
HIERARCH ESO ISS PBL14 START 13.303
HIERARCH ESO ISS PBL14 END 13.542
HIERARCH ESO ISS PBLA14 START 83.125
HIERARCH ESO ISS PBLA14 END 83.762
HIERARCH ESO ISS PBL23 START 33.934
HIERARCH ESO ISS PBL23 END 33.934
HIERARCH ESO ISS PBLA23 START 352.9
HIERARCH ESO ISS PBLA23 END 353.4
HIERARCH ESO ISS PBL24 START 11.304
HIERARCH ESO ISS PBL24 END 11.304
HIERARCH ESO ISS PBLA24 START 352.827
HIERARCH ESO ISS PBLA24 END 353.348
HIERARCH ESO ISS PBL34 START 22.63
HIERARCH ESO ISS PBL34 END 22.63
HIERARCH ESO ISS PBLA34 START 172.864
HIERARCH ESO ISS PBLA34 END 173.386
HIERARCH ESO ISS AMBI TAU0 START 0.007422
HIERARCH ESO ISS AMBI TAU0 END 0.006356
HIERARCH ESO ISS AMBI TEMP 12.79
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.69