Exposure
ID
GRAVI.2023-07-18T04:55:10.993_1
Header ID
GRAVI.2023-07-18T04:55:10.993
Date updated
2023-07-18 05:10:54 UTC+0000
Release date
2023-07-18 05:10:53 UTC+0000
UTC Start
2023-07-18 04:55:10.993
UTC End
2023-07-18 05:01:10.993
MJD Start
60143.20498835
MJD End
60143.2091550167
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.00545
Ambient temperature (°C)
12.66
Seeing (arcsec)
0.46
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 81.7940 80.8010 115.2000 115.5000
A0-J2 123.8040 122.7340 92.1000 92.1000
A0-K0 127.1850 126.7660 72.4690 72.3610
G1-J2 58.2050 58.2280 58.7000 58.6000
G1-K0 87.1040 87.4630 32.8700 33.1840
J2-K0 42.9640 42.9320 356.7380 357.5310
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 60143.20498835
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 81.794
HIERARCH ESO ISS PBL12 END 80.801
HIERARCH ESO ISS PBLA12 START 115.2
HIERARCH ESO ISS PBLA12 END 115.5
HIERARCH ESO ISS PBL13 START 123.804
HIERARCH ESO ISS PBL13 END 122.734
HIERARCH ESO ISS PBLA13 START 92.1
HIERARCH ESO ISS PBLA13 END 92.1
HIERARCH ESO ISS PBL14 START 127.185
HIERARCH ESO ISS PBL14 END 126.766
HIERARCH ESO ISS PBLA14 START 72.469
HIERARCH ESO ISS PBLA14 END 72.361
HIERARCH ESO ISS PBL23 START 58.205
HIERARCH ESO ISS PBL23 END 58.228
HIERARCH ESO ISS PBLA23 START 58.7
HIERARCH ESO ISS PBLA23 END 58.6
HIERARCH ESO ISS PBL24 START 87.104
HIERARCH ESO ISS PBL24 END 87.463
HIERARCH ESO ISS PBLA24 START 32.87
HIERARCH ESO ISS PBLA24 END 33.184
HIERARCH ESO ISS PBL34 START 42.964
HIERARCH ESO ISS PBL34 END 42.932
HIERARCH ESO ISS PBLA34 START 356.738
HIERARCH ESO ISS PBLA34 END 357.531
HIERARCH ESO ISS AMBI TAU0 START 0.006215
HIERARCH ESO ISS AMBI TAU0 END 0.004685
HIERARCH ESO ISS AMBI TEMP 12.66
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.45