Exposure
ID
GRAVI.2025-04-10T08:22:47.325_1
Header ID
GRAVI.2025-04-10T08:22:47.325
Date updated
2025-04-10 08:35:43 UTC+0000
Release date
2026-04-10 08:35:43 UTC+0000
UTC Start
2025-04-10 08:22:47.325
UTC End
2025-04-10 08:29:11.325
MJD Start
60775.34915885
MJD End
60775.35360329444
Exposure time (s)
384.0
Validation level
1
Tau 0: Coherence time (s)
0.004091
Ambient temperature (°C)
11.46
Seeing (arcsec)
0.72
Observation
ID
66250
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
49314
Name
NGC6618_B275
RA
275.10895
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 54.6010 54.7230 16.4000 17.3000
U1-U3 98.0880 98.4210 22.8000 23.7000
U1-U4 121.3250 122.3850 52.0700 52.9380
U2-U3 44.2420 44.4600 30.6000 31.6000
U2-U4 83.3070 84.1890 74.5500 75.1990
U3-U4 59.8960 60.3700 105.3720 105.7320
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 60775.34915885
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME NGC6618 B275
HIERARCH ESO INS SOBJ NAME NGC6618_B275
RA 275.10895
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 54.601
HIERARCH ESO ISS PBL12 END 54.723
HIERARCH ESO ISS PBLA12 START 16.4
HIERARCH ESO ISS PBLA12 END 17.3
HIERARCH ESO ISS PBL13 START 98.088
HIERARCH ESO ISS PBL13 END 98.421
HIERARCH ESO ISS PBLA13 START 22.8
HIERARCH ESO ISS PBLA13 END 23.7
HIERARCH ESO ISS PBL14 START 121.325
HIERARCH ESO ISS PBL14 END 122.385
HIERARCH ESO ISS PBLA14 START 52.07
HIERARCH ESO ISS PBLA14 END 52.938
HIERARCH ESO ISS PBL23 START 44.242
HIERARCH ESO ISS PBL23 END 44.46
HIERARCH ESO ISS PBLA23 START 30.6
HIERARCH ESO ISS PBLA23 END 31.6
HIERARCH ESO ISS PBL24 START 83.307
HIERARCH ESO ISS PBL24 END 84.189
HIERARCH ESO ISS PBLA24 START 74.55
HIERARCH ESO ISS PBLA24 END 75.199
HIERARCH ESO ISS PBL34 START 59.896
HIERARCH ESO ISS PBL34 END 60.37
HIERARCH ESO ISS PBLA34 START 105.372
HIERARCH ESO ISS PBLA34 END 105.732
HIERARCH ESO ISS AMBI TAU0 START 0.004039
HIERARCH ESO ISS AMBI TAU0 END 0.004143
HIERARCH ESO ISS AMBI TEMP 11.46
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.7