Exposure
ID
GRAVI.2023-07-06T00:23:09.785_1
Header ID
GRAVI.2023-07-06T00:23:09.785
Date updated
2023-07-06 00:35:35 UTC+0000
Release date
2024-07-06 00:35:35 UTC+0000
UTC Start
2023-07-06 00:23:09.785
UTC End
2023-07-06 00:29:49.785
MJD Start
60131.01608547
MJD End
60131.02071509963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0037505
Ambient temperature (°C)
13.8
Seeing (arcsec)
0.855
Observation
ID
56151
Category
science
Program ID
111.24U6.001
Program Title
GREYS: A GRAVITY/VLTI SURVEY OF ERUPTIVE YOUNG STARS
Program Type
Normal
PI / COI
LYKOU/ ABRAHAM/ KOSPAL/ VARGA/ CHEN/ CRUZ-SAENZ DE MIERA/ HENNING/ BRANDNER
Target
ID
41598
Name
EXLup
RA
240.775895
DEC
-40.30713
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.0090 55.9570 15.6000 16.5000
U1-U3 101.9640 101.8750 21.5000 22.5000
U1-U4 129.5150 129.7270 47.1030 48.3200
U2-U3 46.6010 46.5760 28.5000 29.6000
U2-U4 86.8540 87.2910 66.8050 68.0550
U3-U4 57.9890 58.5090 96.6800 97.7460
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24U6.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60131.01608547
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 325367
HIERARCH ESO INS SOBJ NAME EXLup
RA 240.775895
DEC -40.30713
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 56.009
HIERARCH ESO ISS PBL12 END 55.957
HIERARCH ESO ISS PBLA12 START 15.6
HIERARCH ESO ISS PBLA12 END 16.5
HIERARCH ESO ISS PBL13 START 101.964
HIERARCH ESO ISS PBL13 END 101.875
HIERARCH ESO ISS PBLA13 START 21.5
HIERARCH ESO ISS PBLA13 END 22.5
HIERARCH ESO ISS PBL14 START 129.515
HIERARCH ESO ISS PBL14 END 129.727
HIERARCH ESO ISS PBLA14 START 47.103
HIERARCH ESO ISS PBLA14 END 48.32
HIERARCH ESO ISS PBL23 START 46.601
HIERARCH ESO ISS PBL23 END 46.576
HIERARCH ESO ISS PBLA23 START 28.5
HIERARCH ESO ISS PBLA23 END 29.6
HIERARCH ESO ISS PBL24 START 86.854
HIERARCH ESO ISS PBL24 END 87.291
HIERARCH ESO ISS PBLA24 START 66.805
HIERARCH ESO ISS PBLA24 END 68.055
HIERARCH ESO ISS PBL34 START 57.989
HIERARCH ESO ISS PBL34 END 58.509
HIERARCH ESO ISS PBLA34 START 96.68
HIERARCH ESO ISS PBLA34 END 97.746
HIERARCH ESO ISS AMBI TAU0 START 0.003757
HIERARCH ESO ISS AMBI TAU0 END 0.003744
HIERARCH ESO ISS AMBI TEMP 13.8
HIERARCH ESO ISS AMBI FWHM START 0.96
HIERARCH ESO ISS AMBI FWHM END 0.75