Exposure
ID
GRAVI.2023-08-24T02:40:44.488_1
Header ID
GRAVI.2023-08-24T02:40:44.488
Date updated
2023-08-24 02:55:27 UTC+0000
Release date
2023-08-24 02:55:27 UTC+0000
UTC Start
2023-08-24 02:40:44.488
UTC End
2023-08-24 02:46:44.488
MJD Start
60180.11162602
MJD End
60180.115792686665
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0050535
Ambient temperature (°C)
15.0
Seeing (arcsec)
0.51
Observation
ID
56736
Category
science
Program ID
110.24B5.004
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
42038
Name
G017.9868-00.1098
RA
276.016465
DEC
-13.31948
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 81.0090 80.1070 125.1000 126.0000
A0-J2 116.8620 115.3580 99.4000 99.8000
A0-K0 120.0730 118.8750 76.3210 76.5490
G1-J2 56.3120 55.9490 60.6000 60.8000
G1-K0 90.3990 90.3290 33.9040 34.2050
J2-K0 47.4140 47.4250 1.6410 2.3590
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.24B5.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60180.11162602
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME G017.9868-00.1098
HIERARCH ESO INS SOBJ NAME G017.9868-00.1098
RA 276.016465
DEC -13.31948
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 81.009
HIERARCH ESO ISS PBL12 END 80.107
HIERARCH ESO ISS PBLA12 START 125.1
HIERARCH ESO ISS PBLA12 END 126.0
HIERARCH ESO ISS PBL13 START 116.862
HIERARCH ESO ISS PBL13 END 115.358
HIERARCH ESO ISS PBLA13 START 99.4
HIERARCH ESO ISS PBLA13 END 99.8
HIERARCH ESO ISS PBL14 START 120.073
HIERARCH ESO ISS PBL14 END 118.875
HIERARCH ESO ISS PBLA14 START 76.321
HIERARCH ESO ISS PBLA14 END 76.549
HIERARCH ESO ISS PBL23 START 56.312
HIERARCH ESO ISS PBL23 END 55.949
HIERARCH ESO ISS PBLA23 START 60.6
HIERARCH ESO ISS PBLA23 END 60.8
HIERARCH ESO ISS PBL24 START 90.399
HIERARCH ESO ISS PBL24 END 90.329
HIERARCH ESO ISS PBLA24 START 33.904
HIERARCH ESO ISS PBLA24 END 34.205
HIERARCH ESO ISS PBL34 START 47.414
HIERARCH ESO ISS PBL34 END 47.425
HIERARCH ESO ISS PBLA34 START 1.641
HIERARCH ESO ISS PBLA34 END 2.359
HIERARCH ESO ISS AMBI TAU0 START 0.005964
HIERARCH ESO ISS AMBI TAU0 END 0.004143
HIERARCH ESO ISS AMBI TEMP 15.0
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.55