Exposure
ID
GRAVI.2022-09-23T01:04:23.037_1
Header ID
GRAVI.2022-09-23T01:04:23.037
Date updated
2022-09-23 01:36:42 UTC+0000
Release date
2023-09-23 01:36:42 UTC+0000
UTC Start
2022-09-23 01:04:23.037
UTC End
2022-09-23 01:07:35.037
MJD Start
59845.04471108
MJD End
59845.0469333022
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0033145
Ambient temperature (°C)
9.27
Seeing (arcsec)
0.86
Observation
ID
50723
Category
science
Program ID
105.207Y.004
Program Title
CONSTRAINING EFFECTS OF CONVECTION AND PULSATION: PRECISION MONITORING OF COOL EVOLVED STARS
Program Type
Monitoring
PI / COI
WITTKOWSKI/ BLADH/ CHIAVASSA/ ERIKSSON/ FREYTAG/ HÖFNER/ KRAVCHENKO/ PALADINI/ RAU
Target
ID
37838
Name
VX_Sgr
RA
272.014484
DEC
-22.2241
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 24.1200 24.0830 161.3000 161.9000
A0-D0 27.4540 27.2060 82.7000 83.0000
A0-C1 20.0050 19.8920 134.6670 135.3420
B2-D0 32.7690 32.6890 36.5000 36.7000
B2-C1 10.9170 10.8900 36.4620 36.6240
D0-C1 21.8530 21.7990 216.5180 216.6800
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207Y.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59845.04471108
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME VX_Sgr
HIERARCH ESO INS SOBJ NAME VX_Sgr
RA 272.014484
DEC -22.2241
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 24.12
HIERARCH ESO ISS PBL12 END 24.083
HIERARCH ESO ISS PBLA12 START 161.3
HIERARCH ESO ISS PBLA12 END 161.9
HIERARCH ESO ISS PBL13 START 27.454
HIERARCH ESO ISS PBL13 END 27.206
HIERARCH ESO ISS PBLA13 START 82.7
HIERARCH ESO ISS PBLA13 END 83.0
HIERARCH ESO ISS PBL14 START 20.005
HIERARCH ESO ISS PBL14 END 19.892
HIERARCH ESO ISS PBLA14 START 134.667
HIERARCH ESO ISS PBLA14 END 135.342
HIERARCH ESO ISS PBL23 START 32.769
HIERARCH ESO ISS PBL23 END 32.689
HIERARCH ESO ISS PBLA23 START 36.5
HIERARCH ESO ISS PBLA23 END 36.7
HIERARCH ESO ISS PBL24 START 10.917
HIERARCH ESO ISS PBL24 END 10.89
HIERARCH ESO ISS PBLA24 START 36.462
HIERARCH ESO ISS PBLA24 END 36.624
HIERARCH ESO ISS PBL34 START 21.853
HIERARCH ESO ISS PBL34 END 21.799
HIERARCH ESO ISS PBLA34 START 216.518
HIERARCH ESO ISS PBLA34 END 216.68
HIERARCH ESO ISS AMBI TAU0 START 0.003593
HIERARCH ESO ISS AMBI TAU0 END 0.003036
HIERARCH ESO ISS AMBI TEMP 9.27
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.85