Exposure
ID
GRAVI.2025-02-12T08:27:26.780_1
Header ID
GRAVI.2025-02-12T08:27:26.780
Date updated
2025-02-12 08:40:35 UTC+0000
Release date
2026-02-12 08:40:35 UTC+0000
UTC Start
2025-02-12 08:27:26.780
UTC End
2025-02-12 08:33:02.780
MJD Start
60718.35239329
MJD End
60718.35628217889
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.010110500000000001
Ambient temperature (°C)
12.34
Seeing (arcsec)
0.73
Observation
ID
63986
Category
science
Program ID
114.273X.001
Program Title
THE ORIGIN OF MULTIPLICITY IN HIGH-MASS STAR FORMATION
Program Type
Normal
PI / COI
KRAUS / BATE
Target
ID
47654
Name
AFGL4176
RA
205.752477
DEC
-62.1484
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 48.1430 47.9720 27.2000 28.2000
U1-U3 89.5050 89.1550 33.9000 35.0000
U1-U4 125.9920 125.6310 59.9490 61.2020
U2-U3 42.0740 41.9050 41.6000 42.7000
U2-U4 89.3720 89.3270 76.8830 78.2220
U3-U4 60.1300 60.3310 100.6970 102.0040
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273X.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60718.35239329
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME RAFGL 4176
HIERARCH ESO INS SOBJ NAME AFGL4176
RA 205.752477
DEC -62.1484
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 365.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 112
HIERARCH ESO ISS PBL12 START 48.143
HIERARCH ESO ISS PBL12 END 47.972
HIERARCH ESO ISS PBLA12 START 27.2
HIERARCH ESO ISS PBLA12 END 28.2
HIERARCH ESO ISS PBL13 START 89.505
HIERARCH ESO ISS PBL13 END 89.155
HIERARCH ESO ISS PBLA13 START 33.9
HIERARCH ESO ISS PBLA13 END 35.0
HIERARCH ESO ISS PBL14 START 125.992
HIERARCH ESO ISS PBL14 END 125.631
HIERARCH ESO ISS PBLA14 START 59.949
HIERARCH ESO ISS PBLA14 END 61.202
HIERARCH ESO ISS PBL23 START 42.074
HIERARCH ESO ISS PBL23 END 41.905
HIERARCH ESO ISS PBLA23 START 41.6
HIERARCH ESO ISS PBLA23 END 42.7
HIERARCH ESO ISS PBL24 START 89.372
HIERARCH ESO ISS PBL24 END 89.327
HIERARCH ESO ISS PBLA24 START 76.883
HIERARCH ESO ISS PBLA24 END 78.222
HIERARCH ESO ISS PBL34 START 60.13
HIERARCH ESO ISS PBL34 END 60.331
HIERARCH ESO ISS PBLA34 START 100.697
HIERARCH ESO ISS PBLA34 END 102.004
HIERARCH ESO ISS AMBI TAU0 START 0.008991
HIERARCH ESO ISS AMBI TAU0 END 0.01123
HIERARCH ESO ISS AMBI TEMP 12.34
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.57