Exposure
ID
GRAVI.2025-04-29T06:28:37.319_1
Header ID
GRAVI.2025-04-29T06:28:37.319
Date updated
2025-04-29 06:41:00 UTC+0000
Release date
2025-04-29 06:28:37 UTC+0000
UTC Start
2025-04-29 06:28:37.319
UTC End
2025-04-29 06:31:17.319
MJD Start
60794.26987638
MJD End
60794.271728231855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005138
Ambient temperature (°C)
12.65
Seeing (arcsec)
0.45499999999999996
Observation
ID
67043
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
49851
Name
HD_162415
RA
268.068381
DEC
-31.32825
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 83.7120 84.0760 104.7000 105.1000
A0-J2 120.6880 121.1860 79.8000 80.2000
A0-K0 122.7300 123.0640 57.2520 57.7380
G1-J2 57.0190 57.1050 41.6000 42.0000
G1-K0 90.4640 90.4690 14.2490 14.6480
J2-K0 47.6240 47.6600 340.9380 341.2000
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 60794.26987638
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 162415
HIERARCH ESO INS SOBJ NAME HD_162415
RA 268.068381
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 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 83.712
HIERARCH ESO ISS PBL12 END 84.076
HIERARCH ESO ISS PBLA12 START 104.7
HIERARCH ESO ISS PBLA12 END 105.1
HIERARCH ESO ISS PBL13 START 120.688
HIERARCH ESO ISS PBL13 END 121.186
HIERARCH ESO ISS PBLA13 START 79.8
HIERARCH ESO ISS PBLA13 END 80.2
HIERARCH ESO ISS PBL14 START 122.73
HIERARCH ESO ISS PBL14 END 123.064
HIERARCH ESO ISS PBLA14 START 57.252
HIERARCH ESO ISS PBLA14 END 57.738
HIERARCH ESO ISS PBL23 START 57.019
HIERARCH ESO ISS PBL23 END 57.105
HIERARCH ESO ISS PBLA23 START 41.6
HIERARCH ESO ISS PBLA23 END 42.0
HIERARCH ESO ISS PBL24 START 90.464
HIERARCH ESO ISS PBL24 END 90.469
HIERARCH ESO ISS PBLA24 START 14.249
HIERARCH ESO ISS PBLA24 END 14.648
HIERARCH ESO ISS PBL34 START 47.624
HIERARCH ESO ISS PBL34 END 47.66
HIERARCH ESO ISS PBLA34 START 340.938
HIERARCH ESO ISS PBLA34 END 341.2
HIERARCH ESO ISS AMBI TAU0 START 0.005721
HIERARCH ESO ISS AMBI TAU0 END 0.004555
HIERARCH ESO ISS AMBI TEMP 12.65
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.49