Exposure
ID
GRAVI.2025-02-27T00:44:43.329_1
Header ID
GRAVI.2025-02-27T00:44:43.329
Date updated
2025-02-28 08:26:58 UTC+0000
Release date
2025-02-27 00:44:43 UTC+0000
UTC Start
2025-02-27 00:44:43.329
UTC End
2025-02-27 00:47:23.329
MJD Start
60733.03105705
MJD End
60733.032908901856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0050005
Ambient temperature (°C)
16.29
Seeing (arcsec)
0.795
Observation
ID
64849
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.4710 88.6710 110.3000 110.6000
A0-J2 126.4820 126.7780 86.6000 87.0000
A0-K0 126.1270 126.3450 64.4990 64.8930
G1-J2 57.7520 57.8140 48.6000 49.0000
G1-K0 90.4460 90.4560 19.9570 20.3210
J2-K0 48.4100 48.4230 345.1350 345.4200
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 60733.03105705
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 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 88.471
HIERARCH ESO ISS PBL12 END 88.671
HIERARCH ESO ISS PBLA12 START 110.3
HIERARCH ESO ISS PBLA12 END 110.6
HIERARCH ESO ISS PBL13 START 126.482
HIERARCH ESO ISS PBL13 END 126.778
HIERARCH ESO ISS PBLA13 START 86.6
HIERARCH ESO ISS PBLA13 END 87.0
HIERARCH ESO ISS PBL14 START 126.127
HIERARCH ESO ISS PBL14 END 126.345
HIERARCH ESO ISS PBLA14 START 64.499
HIERARCH ESO ISS PBLA14 END 64.893
HIERARCH ESO ISS PBL23 START 57.752
HIERARCH ESO ISS PBL23 END 57.814
HIERARCH ESO ISS PBLA23 START 48.6
HIERARCH ESO ISS PBLA23 END 49.0
HIERARCH ESO ISS PBL24 START 90.446
HIERARCH ESO ISS PBL24 END 90.456
HIERARCH ESO ISS PBLA24 START 19.957
HIERARCH ESO ISS PBLA24 END 20.321
HIERARCH ESO ISS PBL34 START 48.41
HIERARCH ESO ISS PBL34 END 48.423
HIERARCH ESO ISS PBLA34 START 345.135
HIERARCH ESO ISS PBLA34 END 345.42
HIERARCH ESO ISS AMBI TAU0 START 0.004581
HIERARCH ESO ISS AMBI TAU0 END 0.00542
HIERARCH ESO ISS AMBI TEMP 16.29
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.78