Exposure
ID
GRAVI.2025-01-09T08:11:44.104_1
Header ID
GRAVI.2025-01-09T08:11:44.104
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2025-01-09 08:11:44 UTC+0000
UTC Start
2025-01-09 08:11:44.104
UTC End
2025-01-09 08:14:24.104
MJD Start
60684.34148269
MJD End
60684.34333454185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006174
Ambient temperature (°C)
14.38
Seeing (arcsec)
1.01
Observation
ID
63096
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
47006
Name
HD_70523
RA
125.475825
DEC
-17.58642
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 46.3180 46.2850 169.6000 170.1000
A0-J2 107.0640 106.1960 105.8000 106.1000
A0-J6 166.1270 165.8710 35.9710 36.0760
B5-J2 96.1150 95.4070 80.2000 80.3000
B5-J6 200.9240 200.8120 26.3720 26.5340
J2-J6 163.6670 163.6530 358.0890 358.4780
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 60684.34148269
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 70523
HIERARCH ESO INS SOBJ NAME HD_70523
RA 125.475825
DEC -17.58642
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 46.318
HIERARCH ESO ISS PBL12 END 46.285
HIERARCH ESO ISS PBLA12 START 169.6
HIERARCH ESO ISS PBLA12 END 170.1
HIERARCH ESO ISS PBL13 START 107.064
HIERARCH ESO ISS PBL13 END 106.196
HIERARCH ESO ISS PBLA13 START 105.8
HIERARCH ESO ISS PBLA13 END 106.1
HIERARCH ESO ISS PBL14 START 166.127
HIERARCH ESO ISS PBL14 END 165.871
HIERARCH ESO ISS PBLA14 START 35.971
HIERARCH ESO ISS PBLA14 END 36.076
HIERARCH ESO ISS PBL23 START 96.115
HIERARCH ESO ISS PBL23 END 95.407
HIERARCH ESO ISS PBLA23 START 80.2
HIERARCH ESO ISS PBLA23 END 80.3
HIERARCH ESO ISS PBL24 START 200.924
HIERARCH ESO ISS PBL24 END 200.812
HIERARCH ESO ISS PBLA24 START 26.372
HIERARCH ESO ISS PBLA24 END 26.534
HIERARCH ESO ISS PBL34 START 163.667
HIERARCH ESO ISS PBL34 END 163.653
HIERARCH ESO ISS PBLA34 START 358.089
HIERARCH ESO ISS PBLA34 END 358.478
HIERARCH ESO ISS AMBI TAU0 START 0.004801
HIERARCH ESO ISS AMBI TAU0 END 0.007547
HIERARCH ESO ISS AMBI TEMP 14.38
HIERARCH ESO ISS AMBI FWHM START 1.32
HIERARCH ESO ISS AMBI FWHM END 0.7