Exposure
ID
GRAVI.2025-02-26T03:14:16.112_1
Header ID
GRAVI.2025-02-26T03:14:16.112
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2025-02-26 03:14:16 UTC+0000
UTC Start
2025-02-26 03:14:16.112
UTC End
2025-02-26 03:17:28.112
MJD Start
60732.1349087
MJD End
60732.13713092222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.001585
Ambient temperature (°C)
16.39
Seeing (arcsec)
2.925
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 86.9990 86.7150 128.4000 129.0000
A0-J2 121.3260 120.6980 104.4000 104.9000
A0-K0 119.4790 118.8180 81.0770 81.4620
G1-J2 54.8460 54.5890 64.1000 64.4000
G1-K0 88.0340 87.8610 34.4870 34.7580
J2-K0 48.6310 48.6300 0.5870 0.9980
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 60732.1349087
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 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 86.999
HIERARCH ESO ISS PBL12 END 86.715
HIERARCH ESO ISS PBLA12 START 128.4
HIERARCH ESO ISS PBLA12 END 129.0
HIERARCH ESO ISS PBL13 START 121.326
HIERARCH ESO ISS PBL13 END 120.698
HIERARCH ESO ISS PBLA13 START 104.4
HIERARCH ESO ISS PBLA13 END 104.9
HIERARCH ESO ISS PBL14 START 119.479
HIERARCH ESO ISS PBL14 END 118.818
HIERARCH ESO ISS PBLA14 START 81.077
HIERARCH ESO ISS PBLA14 END 81.462
HIERARCH ESO ISS PBL23 START 54.846
HIERARCH ESO ISS PBL23 END 54.589
HIERARCH ESO ISS PBLA23 START 64.1
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 88.034
HIERARCH ESO ISS PBL24 END 87.861
HIERARCH ESO ISS PBLA24 START 34.487
HIERARCH ESO ISS PBLA24 END 34.758
HIERARCH ESO ISS PBL34 START 48.631
HIERARCH ESO ISS PBL34 END 48.63
HIERARCH ESO ISS PBLA34 START 0.587
HIERARCH ESO ISS PBLA34 END 0.998
HIERARCH ESO ISS AMBI TAU0 START 0.001494
HIERARCH ESO ISS AMBI TAU0 END 0.001676
HIERARCH ESO ISS AMBI TEMP 16.39
HIERARCH ESO ISS AMBI FWHM START 2.84
HIERARCH ESO ISS AMBI FWHM END 3.01