Exposure
ID
GRAVI.2025-04-02T09:07:37.984_1
Header ID
GRAVI.2025-04-02T09:07:37.984
Date updated
2025-04-02 09:21:18 UTC+0000
Release date
2025-04-02 09:07:37 UTC+0000
UTC Start
2025-04-02 09:07:37.984
UTC End
2025-04-02 09:10:17.984
MJD Start
60767.38030074
MJD End
60767.382152591854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0053135000000000005
Ambient temperature (°C)
13.64
Seeing (arcsec)
0.71
Observation
ID
66007
Category
calibrator
Program ID
115.27VK.001
Program Title
UNVEILING 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
49137
Name
HD_162415
RA
268.070982
DEC
-31.32825
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 67.3960 67.5170 265.8000 266.2000
K0-D0 95.3520 95.4570 245.3000 245.7000
K0-J3 55.5970 55.6560 328.2090 328.4940
G2-D0 39.9850 39.9820 209.0000 209.4000
G2-J3 64.5000 64.5050 36.0140 36.4040
D0-J3 104.3010 104.3020 33.3360 33.7210
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VK.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60767.38030074
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 162415
HIERARCH ESO INS SOBJ NAME HD_162415
RA 268.070982
DEC -31.32825
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 67.396
HIERARCH ESO ISS PBL12 END 67.517
HIERARCH ESO ISS PBLA12 START 265.8
HIERARCH ESO ISS PBLA12 END 266.2
HIERARCH ESO ISS PBL13 START 95.352
HIERARCH ESO ISS PBL13 END 95.457
HIERARCH ESO ISS PBLA13 START 245.3
HIERARCH ESO ISS PBLA13 END 245.7
HIERARCH ESO ISS PBL14 START 55.597
HIERARCH ESO ISS PBL14 END 55.656
HIERARCH ESO ISS PBLA14 START 328.209
HIERARCH ESO ISS PBLA14 END 328.494
HIERARCH ESO ISS PBL23 START 39.985
HIERARCH ESO ISS PBL23 END 39.982
HIERARCH ESO ISS PBLA23 START 209.0
HIERARCH ESO ISS PBLA23 END 209.4
HIERARCH ESO ISS PBL24 START 64.5
HIERARCH ESO ISS PBL24 END 64.505
HIERARCH ESO ISS PBLA24 START 36.014
HIERARCH ESO ISS PBLA24 END 36.404
HIERARCH ESO ISS PBL34 START 104.301
HIERARCH ESO ISS PBL34 END 104.302
HIERARCH ESO ISS PBLA34 START 33.336
HIERARCH ESO ISS PBLA34 END 33.721
HIERARCH ESO ISS AMBI TAU0 START 0.005118
HIERARCH ESO ISS AMBI TAU0 END 0.005509
HIERARCH ESO ISS AMBI TEMP 13.64
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.63