Exposure
ID
GRAVI.2023-06-11T06:44:40.432_1
Header ID
GRAVI.2023-06-11T06:44:40.432
Date updated
2023-06-11 07:01:05 UTC+0000
Release date
2023-06-11 07:01:05 UTC+0000
UTC Start
2023-06-11 06:44:40.432
UTC End
2023-06-11 06:50:40.432
MJD Start
60106.28102352
MJD End
60106.2851901867
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0054685
Ambient temperature (°C)
10.75
Seeing (arcsec)
0.5
Observation
ID
55725
Category
science
Program ID
110.24B5.003
Program Title
THE FORMATION OF MASSIVE BINARY STARS: A VIEW AT AU SCALES
Program Type
DDT
PI / COI
OUDMAIJER/ KOUTOULAKI/ KOUMPIA/ FROST/ DE WIT/ GOODWIN/ SHENTON/ LUMSDEN
Target
ID
41276
Name
G018.1968-00.1709
RA
276.177139
DEC
-13.16502
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
DUAL
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.2250 24.1190 147.6000 148.4000
A0-D0 31.6140 31.4740 74.3000 74.6000
A0-C1 21.6640 21.5060 119.8740 120.4810
B2-D0 33.8550 33.8840 31.0000 31.5000
B2-C1 11.2770 11.2870 31.0040 31.4490
D0-C1 22.5780 22.5970 211.0650 211.5090
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.24B5.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60106.28102352
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME G018.1968-00.1709
HIERARCH ESO INS SOBJ NAME G018.1968-00.1709
RA 276.177139
DEC -13.16502
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 24.225
HIERARCH ESO ISS PBL12 END 24.119
HIERARCH ESO ISS PBLA12 START 147.6
HIERARCH ESO ISS PBLA12 END 148.4
HIERARCH ESO ISS PBL13 START 31.614
HIERARCH ESO ISS PBL13 END 31.474
HIERARCH ESO ISS PBLA13 START 74.3
HIERARCH ESO ISS PBLA13 END 74.6
HIERARCH ESO ISS PBL14 START 21.664
HIERARCH ESO ISS PBL14 END 21.506
HIERARCH ESO ISS PBLA14 START 119.874
HIERARCH ESO ISS PBLA14 END 120.481
HIERARCH ESO ISS PBL23 START 33.855
HIERARCH ESO ISS PBL23 END 33.884
HIERARCH ESO ISS PBLA23 START 31.0
HIERARCH ESO ISS PBLA23 END 31.5
HIERARCH ESO ISS PBL24 START 11.277
HIERARCH ESO ISS PBL24 END 11.287
HIERARCH ESO ISS PBLA24 START 31.004
HIERARCH ESO ISS PBLA24 END 31.449
HIERARCH ESO ISS PBL34 START 22.578
HIERARCH ESO ISS PBL34 END 22.597
HIERARCH ESO ISS PBLA34 START 211.065
HIERARCH ESO ISS PBLA34 END 211.509
HIERARCH ESO ISS AMBI TAU0 START 0.006153
HIERARCH ESO ISS AMBI TAU0 END 0.004784
HIERARCH ESO ISS AMBI TEMP 10.75
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.52
HIERARCH ESO FT ROBJ NAME 2MASS18244262-131000
HIERARCH ESO FT ROBJ ALPHA 182442.623
HIERARCH ESO FT ROBJ DELTA -131000.940