Exposure
ID
GRAVI.2025-04-10T08:07:50.287_1
Header ID
GRAVI.2025-04-10T08:07:50.287
Date updated
2025-04-10 08:25:46 UTC+0000
Release date
2026-04-10 08:25:46 UTC+0000
UTC Start
2025-04-10 08:07:50.287
UTC End
2025-04-10 08:14:14.287
MJD Start
60775.33877647
MJD End
60775.343220914445
Exposure time (s)
384.0
Validation level
1
Tau 0: Coherence time (s)
0.0030885
Ambient temperature (°C)
11.5
Seeing (arcsec)
0.785
Observation
ID
66249
Category
science
Program ID
115.283H.002
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
49313
Name
NGC6618_B275
RA
275.108944
DEC
-16.17711
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 54.3470 54.4620 14.4000 15.3000
U1-U3 97.3750 97.7040 20.7000 21.6000
U1-U4 118.8680 120.0330 50.0780 51.0230
U2-U3 43.7630 43.9870 28.5000 29.5000
U2-U4 81.1930 82.2080 73.0780 73.7750
U3-U4 58.7080 59.2860 104.6360 104.9730
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283H.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60775.33877647
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME NGC6618 B275
HIERARCH ESO INS SOBJ NAME NGC6618_B275
RA 275.108944
DEC -16.17711
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 415.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 128
HIERARCH ESO ISS PBL12 START 54.347
HIERARCH ESO ISS PBL12 END 54.462
HIERARCH ESO ISS PBLA12 START 14.4
HIERARCH ESO ISS PBLA12 END 15.3
HIERARCH ESO ISS PBL13 START 97.375
HIERARCH ESO ISS PBL13 END 97.704
HIERARCH ESO ISS PBLA13 START 20.7
HIERARCH ESO ISS PBLA13 END 21.6
HIERARCH ESO ISS PBL14 START 118.868
HIERARCH ESO ISS PBL14 END 120.033
HIERARCH ESO ISS PBLA14 START 50.078
HIERARCH ESO ISS PBLA14 END 51.023
HIERARCH ESO ISS PBL23 START 43.763
HIERARCH ESO ISS PBL23 END 43.987
HIERARCH ESO ISS PBLA23 START 28.5
HIERARCH ESO ISS PBLA23 END 29.5
HIERARCH ESO ISS PBL24 START 81.193
HIERARCH ESO ISS PBL24 END 82.208
HIERARCH ESO ISS PBLA24 START 73.078
HIERARCH ESO ISS PBLA24 END 73.775
HIERARCH ESO ISS PBL34 START 58.708
HIERARCH ESO ISS PBL34 END 59.286
HIERARCH ESO ISS PBLA34 START 104.636
HIERARCH ESO ISS PBLA34 END 104.973
HIERARCH ESO ISS AMBI TAU0 START 0.003074
HIERARCH ESO ISS AMBI TAU0 END 0.003103
HIERARCH ESO ISS AMBI TEMP 11.5
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.77