Exposure
ID
GRAVI.2025-01-25T03:14:29.939_1
Header ID
GRAVI.2025-01-25T03:14:29.939
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2025-01-25 03:14:29 UTC+0000
UTC Start
2025-01-25 03:14:29.939
UTC End
2025-01-25 03:17:41.939
MJD Start
60700.13506874
MJD End
60700.13729096222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0077635
Ambient temperature (°C)
15.4
Seeing (arcsec)
0.665
Observation
ID
62275
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
46314
Name
HD_58215
RA
110.870966
DEC
-27.83432
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.7870 67.9050 267.7000 268.2000
K0-D0 95.5000 95.6180 247.1000 247.6000
K0-J3 56.2110 56.2550 329.5420 329.8990
G2-D0 39.9790 39.9840 210.4000 210.9000
G2-J3 64.4610 64.4800 37.4970 37.9520
D0-J3 104.2510 104.2750 34.7860 35.2370
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 60700.13506874
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.870966
DEC -27.83432
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 67.787
HIERARCH ESO ISS PBL12 END 67.905
HIERARCH ESO ISS PBLA12 START 267.7
HIERARCH ESO ISS PBLA12 END 268.2
HIERARCH ESO ISS PBL13 START 95.5
HIERARCH ESO ISS PBL13 END 95.618
HIERARCH ESO ISS PBLA13 START 247.1
HIERARCH ESO ISS PBLA13 END 247.6
HIERARCH ESO ISS PBL14 START 56.211
HIERARCH ESO ISS PBL14 END 56.255
HIERARCH ESO ISS PBLA14 START 329.542
HIERARCH ESO ISS PBLA14 END 329.899
HIERARCH ESO ISS PBL23 START 39.979
HIERARCH ESO ISS PBL23 END 39.984
HIERARCH ESO ISS PBLA23 START 210.4
HIERARCH ESO ISS PBLA23 END 210.9
HIERARCH ESO ISS PBL24 START 64.461
HIERARCH ESO ISS PBL24 END 64.48
HIERARCH ESO ISS PBLA24 START 37.497
HIERARCH ESO ISS PBLA24 END 37.952
HIERARCH ESO ISS PBL34 START 104.251
HIERARCH ESO ISS PBL34 END 104.275
HIERARCH ESO ISS PBLA34 START 34.786
HIERARCH ESO ISS PBLA34 END 35.237
HIERARCH ESO ISS AMBI TAU0 START 0.007343
HIERARCH ESO ISS AMBI TAU0 END 0.008184
HIERARCH ESO ISS AMBI TEMP 15.4
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.67