Exposure
ID
GRAVI.2025-04-02T09:10:55.993_1
Header ID
GRAVI.2025-04-02T09:10:55.993
Date updated
2025-04-02 09:21:18 UTC+0000
Release date
2025-04-02 09:10:55 UTC+0000
UTC Start
2025-04-02 09:10:55.993
UTC End
2025-04-02 09:13:35.993
MJD Start
60767.38259251
MJD End
60767.38444436186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0056295
Ambient temperature (°C)
13.69
Seeing (arcsec)
0.6699999999999999
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 67.5310 67.6430 266.3000 266.6000
K0-D0 95.4690 95.5640 245.7000 246.1000
K0-J3 55.6640 55.7210 328.5300 328.8200
G2-D0 39.9820 39.9780 209.4000 209.8000
G2-J3 64.5060 64.5070 36.4520 36.8410
D0-J3 104.3020 104.2990 33.7690 34.1530
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 60767.38259251
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 67.531
HIERARCH ESO ISS PBL12 END 67.643
HIERARCH ESO ISS PBLA12 START 266.3
HIERARCH ESO ISS PBLA12 END 266.6
HIERARCH ESO ISS PBL13 START 95.469
HIERARCH ESO ISS PBL13 END 95.564
HIERARCH ESO ISS PBLA13 START 245.7
HIERARCH ESO ISS PBLA13 END 246.1
HIERARCH ESO ISS PBL14 START 55.664
HIERARCH ESO ISS PBL14 END 55.721
HIERARCH ESO ISS PBLA14 START 328.53
HIERARCH ESO ISS PBLA14 END 328.82
HIERARCH ESO ISS PBL23 START 39.982
HIERARCH ESO ISS PBL23 END 39.978
HIERARCH ESO ISS PBLA23 START 209.4
HIERARCH ESO ISS PBLA23 END 209.8
HIERARCH ESO ISS PBL24 START 64.506
HIERARCH ESO ISS PBL24 END 64.507
HIERARCH ESO ISS PBLA24 START 36.452
HIERARCH ESO ISS PBLA24 END 36.841
HIERARCH ESO ISS PBL34 START 104.302
HIERARCH ESO ISS PBL34 END 104.299
HIERARCH ESO ISS PBLA34 START 33.769
HIERARCH ESO ISS PBLA34 END 34.153
HIERARCH ESO ISS AMBI TAU0 START 0.005509
HIERARCH ESO ISS AMBI TAU0 END 0.00575
HIERARCH ESO ISS AMBI TEMP 13.69
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.71