Exposure
ID
GRAVI.2022-08-21T03:27:25.500_1
Header ID
GRAVI.2022-08-21T03:27:25.500
Date updated
2022-08-21 03:40:48 UTC+0000
Release date
2023-08-21 03:40:48 UTC+0000
UTC Start
2022-08-21 03:27:25.500
UTC End
2022-08-21 03:30:37.500
MJD Start
59812.14404514
MJD End
59812.1462673622
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.002877
Ambient temperature (°C)
11.85
Seeing (arcsec)
1.07
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 23.9920 23.9590 163.5000 164.1000
A0-D0 26.5350 26.2660 83.7000 84.0000
A0-C1 19.5950 19.4790 137.1530 137.8730
B2-D0 32.4680 32.3770 37.1000 37.2000
B2-C1 10.8170 10.7860 37.0160 37.1550
D0-C1 21.6510 21.5910 217.0720 217.2110
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 59812.14404514
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 23.992
HIERARCH ESO ISS PBL12 END 23.959
HIERARCH ESO ISS PBLA12 START 163.5
HIERARCH ESO ISS PBLA12 END 164.1
HIERARCH ESO ISS PBL13 START 26.535
HIERARCH ESO ISS PBL13 END 26.266
HIERARCH ESO ISS PBLA13 START 83.7
HIERARCH ESO ISS PBLA13 END 84.0
HIERARCH ESO ISS PBL14 START 19.595
HIERARCH ESO ISS PBL14 END 19.479
HIERARCH ESO ISS PBLA14 START 137.153
HIERARCH ESO ISS PBLA14 END 137.873
HIERARCH ESO ISS PBL23 START 32.468
HIERARCH ESO ISS PBL23 END 32.377
HIERARCH ESO ISS PBLA23 START 37.1
HIERARCH ESO ISS PBLA23 END 37.2
HIERARCH ESO ISS PBL24 START 10.817
HIERARCH ESO ISS PBL24 END 10.786
HIERARCH ESO ISS PBLA24 START 37.016
HIERARCH ESO ISS PBLA24 END 37.155
HIERARCH ESO ISS PBL34 START 21.651
HIERARCH ESO ISS PBL34 END 21.591
HIERARCH ESO ISS PBLA34 START 217.072
HIERARCH ESO ISS PBLA34 END 217.211
HIERARCH ESO ISS AMBI TAU0 START 0.002928
HIERARCH ESO ISS AMBI TAU0 END 0.002826
HIERARCH ESO ISS AMBI TEMP 11.85
HIERARCH ESO ISS AMBI FWHM START 1.01
HIERARCH ESO ISS AMBI FWHM END 1.13