Exposure
ID
GRAVI.2025-08-09T04:45:27.957_1
Header ID
GRAVI.2025-08-09T04:45:27.957
Date updated
2025-08-09 05:00:33 UTC+0000
Release date
2026-08-09 05:00:33 UTC+0000
UTC Start
2025-08-09 04:45:27.957
UTC End
2025-08-09 04:50:47.957
MJD Start
60896.19824024
MJD End
60896.201943943706
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.004673500000000001
Ambient temperature (°C)
12.65
Seeing (arcsec)
0.685
Observation
ID
69564
Category
science
Program ID
115.283H.001
Program Title
TESTING BINARITY AND THE MIGRATION SCENARIO AMONG M17 MYSOS
Program Type
Normal
PI / COI
BORDIER / FROST / SANA / RAMIREZ TANNUS / DE WIT / REGGIANI
Target
ID
51674
Name
NGC6618_A16
RA
275.257184
DEC
-16.0963
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 54.7150 54.5080 36.6000 36.7000
U1-U3 97.0810 96.5550 41.7000 41.8000
U1-U4 108.4820 106.8740 68.3280 68.3790
U2-U3 42.8780 42.5470 48.4000 48.4000
U2-U4 68.3330 66.9530 93.2600 93.7220
U3-U4 48.5330 47.8390 131.8160 132.9590
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283H.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60896.19824024
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME NGC6618 A16
HIERARCH ESO INS SOBJ NAME NGC6618_A16
RA 275.257184
DEC -16.0963
HIERARCH ESO INS SPEC RES MEDIUM
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 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 54.715
HIERARCH ESO ISS PBL12 END 54.508
HIERARCH ESO ISS PBLA12 START 36.6
HIERARCH ESO ISS PBLA12 END 36.7
HIERARCH ESO ISS PBL13 START 97.081
HIERARCH ESO ISS PBL13 END 96.555
HIERARCH ESO ISS PBLA13 START 41.7
HIERARCH ESO ISS PBLA13 END 41.8
HIERARCH ESO ISS PBL14 START 108.482
HIERARCH ESO ISS PBL14 END 106.874
HIERARCH ESO ISS PBLA14 START 68.328
HIERARCH ESO ISS PBLA14 END 68.379
HIERARCH ESO ISS PBL23 START 42.878
HIERARCH ESO ISS PBL23 END 42.547
HIERARCH ESO ISS PBLA23 START 48.4
HIERARCH ESO ISS PBLA23 END 48.4
HIERARCH ESO ISS PBL24 START 68.333
HIERARCH ESO ISS PBL24 END 66.953
HIERARCH ESO ISS PBLA24 START 93.26
HIERARCH ESO ISS PBLA24 END 93.722
HIERARCH ESO ISS PBL34 START 48.533
HIERARCH ESO ISS PBL34 END 47.839
HIERARCH ESO ISS PBLA34 START 131.816
HIERARCH ESO ISS PBLA34 END 132.959
HIERARCH ESO ISS AMBI TAU0 START 0.004766
HIERARCH ESO ISS AMBI TAU0 END 0.004581
HIERARCH ESO ISS AMBI TEMP 12.65
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.62