Exposure
ID
GRAVI.2023-08-25T02:47:39.328_1
Header ID
GRAVI.2023-08-25T02:47:39.328
Date updated
2023-08-25 03:05:41 UTC+0000
Release date
2023-08-25 03:05:41 UTC+0000
UTC Start
2023-08-25 02:47:39.328
UTC End
2023-08-25 02:53:39.328
MJD Start
60181.11642741
MJD End
60181.12059407667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0069895
Ambient temperature (°C)
14.36
Seeing (arcsec)
0.46499999999999997
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 79.4450 78.4930 126.6000 127.5000
A0-J2 114.2360 112.5940 100.2000 100.7000
A0-K0 117.9690 116.6260 76.7030 76.9150
G1-J2 55.6710 55.2530 60.9000 61.0000
G1-K0 90.2670 90.1610 34.4050 34.6730
J2-K0 47.4340 47.4500 2.8690 3.5850
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 60181.11642741
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 79.445
HIERARCH ESO ISS PBL12 END 78.493
HIERARCH ESO ISS PBLA12 START 126.6
HIERARCH ESO ISS PBLA12 END 127.5
HIERARCH ESO ISS PBL13 START 114.236
HIERARCH ESO ISS PBL13 END 112.594
HIERARCH ESO ISS PBLA13 START 100.2
HIERARCH ESO ISS PBLA13 END 100.7
HIERARCH ESO ISS PBL14 START 117.969
HIERARCH ESO ISS PBL14 END 116.626
HIERARCH ESO ISS PBLA14 START 76.703
HIERARCH ESO ISS PBLA14 END 76.915
HIERARCH ESO ISS PBL23 START 55.671
HIERARCH ESO ISS PBL23 END 55.253
HIERARCH ESO ISS PBLA23 START 60.9
HIERARCH ESO ISS PBLA23 END 61.0
HIERARCH ESO ISS PBL24 START 90.267
HIERARCH ESO ISS PBL24 END 90.161
HIERARCH ESO ISS PBLA24 START 34.405
HIERARCH ESO ISS PBLA24 END 34.673
HIERARCH ESO ISS PBL34 START 47.434
HIERARCH ESO ISS PBL34 END 47.45
HIERARCH ESO ISS PBLA34 START 2.869
HIERARCH ESO ISS PBLA34 END 3.585
HIERARCH ESO ISS AMBI TAU0 START 0.006582
HIERARCH ESO ISS AMBI TAU0 END 0.007397
HIERARCH ESO ISS AMBI TEMP 14.36
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.45