Exposure
ID
GRAVI.2025-03-06T02:35:47.813_1
Header ID
GRAVI.2025-03-06T02:35:47.813
Date updated
2025-03-06 02:45:39 UTC+0000
Release date
2025-03-06 02:35:47 UTC+0000
UTC Start
2025-03-06 02:35:47.813
UTC End
2025-03-06 02:38:59.813
MJD Start
60740.10819228
MJD End
60740.110414502225
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0047565
Ambient temperature (°C)
14.29
Seeing (arcsec)
1.065
Observation
ID
62195
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
46266
Name
HD_58215
RA
110.868453
DEC
-27.83432
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.0790 25.0570 153.4000 153.9000
A0-D0 30.1750 30.0210 80.4000 80.7000
A0-C1 21.8760 21.8090 127.3150 127.8860
B2-D0 33.1310 33.0710 34.0000 34.2000
B2-C1 11.0370 11.0170 33.9240 34.2060
D0-C1 22.0950 22.0550 213.9870 214.2690
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 60740.10819228
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.868453
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 25.079
HIERARCH ESO ISS PBL12 END 25.057
HIERARCH ESO ISS PBLA12 START 153.4
HIERARCH ESO ISS PBLA12 END 153.9
HIERARCH ESO ISS PBL13 START 30.175
HIERARCH ESO ISS PBL13 END 30.021
HIERARCH ESO ISS PBLA13 START 80.4
HIERARCH ESO ISS PBLA13 END 80.7
HIERARCH ESO ISS PBL14 START 21.876
HIERARCH ESO ISS PBL14 END 21.809
HIERARCH ESO ISS PBLA14 START 127.315
HIERARCH ESO ISS PBLA14 END 127.886
HIERARCH ESO ISS PBL23 START 33.131
HIERARCH ESO ISS PBL23 END 33.071
HIERARCH ESO ISS PBLA23 START 34.0
HIERARCH ESO ISS PBLA23 END 34.2
HIERARCH ESO ISS PBL24 START 11.037
HIERARCH ESO ISS PBL24 END 11.017
HIERARCH ESO ISS PBLA24 START 33.924
HIERARCH ESO ISS PBLA24 END 34.206
HIERARCH ESO ISS PBL34 START 22.095
HIERARCH ESO ISS PBL34 END 22.055
HIERARCH ESO ISS PBLA34 START 213.987
HIERARCH ESO ISS PBLA34 END 214.269
HIERARCH ESO ISS AMBI TAU0 START 0.004838
HIERARCH ESO ISS AMBI TAU0 END 0.004675
HIERARCH ESO ISS AMBI TEMP 14.29
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 1.16