Exposure
ID
GRAVI.2023-07-18T04:41:46.959_1
Header ID
GRAVI.2023-07-18T04:41:46.959
Date updated
2023-07-18 04:55:39 UTC+0000
Release date
2023-07-18 04:55:39 UTC+0000
UTC Start
2023-07-18 04:41:46.959
UTC End
2023-07-18 04:47:46.959
MJD Start
60143.1956824
MJD End
60143.1998490667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0042035
Ambient temperature (°C)
12.75
Seeing (arcsec)
0.655
Observation
ID
56270
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
41685
Name
G034.8211+00.3519
RA
283.405652
DEC
1.84183
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 83.7360 82.8510 114.7000 114.9000
A0-J2 125.7610 124.8940 92.2000 92.2000
A0-K0 127.7830 127.5520 72.6630 72.5790
G1-J2 58.0480 58.1400 58.7000 58.7000
G1-K0 86.2900 86.6820 32.1340 32.4930
J2-K0 43.0590 43.0090 355.0770 355.8550
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 60143.1956824
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME G034.8211+00.3519
HIERARCH ESO INS SOBJ NAME G034.8211+00.3519
RA 283.405652
DEC 1.84183
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 83.736
HIERARCH ESO ISS PBL12 END 82.851
HIERARCH ESO ISS PBLA12 START 114.7
HIERARCH ESO ISS PBLA12 END 114.9
HIERARCH ESO ISS PBL13 START 125.761
HIERARCH ESO ISS PBL13 END 124.894
HIERARCH ESO ISS PBLA13 START 92.2
HIERARCH ESO ISS PBLA13 END 92.2
HIERARCH ESO ISS PBL14 START 127.783
HIERARCH ESO ISS PBL14 END 127.552
HIERARCH ESO ISS PBLA14 START 72.663
HIERARCH ESO ISS PBLA14 END 72.579
HIERARCH ESO ISS PBL23 START 58.048
HIERARCH ESO ISS PBL23 END 58.14
HIERARCH ESO ISS PBLA23 START 58.7
HIERARCH ESO ISS PBLA23 END 58.7
HIERARCH ESO ISS PBL24 START 86.29
HIERARCH ESO ISS PBL24 END 86.682
HIERARCH ESO ISS PBLA24 START 32.134
HIERARCH ESO ISS PBLA24 END 32.493
HIERARCH ESO ISS PBL34 START 43.059
HIERARCH ESO ISS PBL34 END 43.009
HIERARCH ESO ISS PBLA34 START 355.077
HIERARCH ESO ISS PBLA34 END 355.855
HIERARCH ESO ISS AMBI TAU0 START 0.005184
HIERARCH ESO ISS AMBI TAU0 END 0.003223
HIERARCH ESO ISS AMBI TEMP 12.75
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.62