Exposure
ID
GRAVI.2022-08-21T03:19:16.480_1
Header ID
GRAVI.2022-08-21T03:19:16.480
Date updated
2022-08-21 03:31:48 UTC+0000
Release date
2023-08-21 03:31:47 UTC+0000
UTC Start
2022-08-21 03:19:16.480
UTC End
2022-08-21 03:22:28.480
MJD Start
59812.13838518
MJD End
59812.1406074022
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.003262
Ambient temperature (°C)
11.81
Seeing (arcsec)
0.895
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 24.0690 24.0340 162.1000 162.7000
A0-D0 27.1080 26.8530 83.1000 83.4000
A0-C1 19.8480 19.7340 135.6080 136.2980
B2-D0 32.6570 32.5740 36.7000 36.9000
B2-C1 10.8800 10.8520 36.6850 36.8380
D0-C1 21.7780 21.7220 216.7420 216.8940
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 59812.13838518
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 24.069
HIERARCH ESO ISS PBL12 END 24.034
HIERARCH ESO ISS PBLA12 START 162.1
HIERARCH ESO ISS PBLA12 END 162.7
HIERARCH ESO ISS PBL13 START 27.108
HIERARCH ESO ISS PBL13 END 26.853
HIERARCH ESO ISS PBLA13 START 83.1
HIERARCH ESO ISS PBLA13 END 83.4
HIERARCH ESO ISS PBL14 START 19.848
HIERARCH ESO ISS PBL14 END 19.734
HIERARCH ESO ISS PBLA14 START 135.608
HIERARCH ESO ISS PBLA14 END 136.298
HIERARCH ESO ISS PBL23 START 32.657
HIERARCH ESO ISS PBL23 END 32.574
HIERARCH ESO ISS PBLA23 START 36.7
HIERARCH ESO ISS PBLA23 END 36.9
HIERARCH ESO ISS PBL24 START 10.88
HIERARCH ESO ISS PBL24 END 10.852
HIERARCH ESO ISS PBLA24 START 36.685
HIERARCH ESO ISS PBLA24 END 36.838
HIERARCH ESO ISS PBL34 START 21.778
HIERARCH ESO ISS PBL34 END 21.722
HIERARCH ESO ISS PBLA34 START 216.742
HIERARCH ESO ISS PBLA34 END 216.894
HIERARCH ESO ISS AMBI TAU0 START 0.003438
HIERARCH ESO ISS AMBI TAU0 END 0.003086
HIERARCH ESO ISS AMBI TEMP 11.81
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.96