Exposure
ID
GRAVI.2025-04-05T08:47:05.209_1
Header ID
GRAVI.2025-04-05T08:47:05.209
Date updated
2025-04-05 09:00:52 UTC+0000
Release date
2025-04-05 09:00:51 UTC+0000
UTC Start
2025-04-05 08:47:05.209
UTC End
2025-04-05 08:53:05.209
MJD Start
60770.36603251
MJD End
60770.370199176665
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.008006
Ambient temperature (°C)
14.9
Seeing (arcsec)
0.48
Observation
ID
59684
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
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 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2910 25.2740 136.2000 136.2000
A0-D0 26.1010 26.5720 70.2000 70.5000
A0-C1 21.8830 22.0190 114.9140 114.6980
B2-D0 28.0100 28.1460 14.6000 15.5000
B2-C1 9.3320 9.3770 14.5090 15.4900
D0-C1 18.6780 18.7690 194.5830 195.5630
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.24B5.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60770.36603251
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 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 25.291
HIERARCH ESO ISS PBL12 END 25.274
HIERARCH ESO ISS PBLA12 START 136.2
HIERARCH ESO ISS PBLA12 END 136.2
HIERARCH ESO ISS PBL13 START 26.101
HIERARCH ESO ISS PBL13 END 26.572
HIERARCH ESO ISS PBLA13 START 70.2
HIERARCH ESO ISS PBLA13 END 70.5
HIERARCH ESO ISS PBL14 START 21.883
HIERARCH ESO ISS PBL14 END 22.019
HIERARCH ESO ISS PBLA14 START 114.914
HIERARCH ESO ISS PBLA14 END 114.698
HIERARCH ESO ISS PBL23 START 28.01
HIERARCH ESO ISS PBL23 END 28.146
HIERARCH ESO ISS PBLA23 START 14.6
HIERARCH ESO ISS PBLA23 END 15.5
HIERARCH ESO ISS PBL24 START 9.332
HIERARCH ESO ISS PBL24 END 9.377
HIERARCH ESO ISS PBLA24 START 14.509
HIERARCH ESO ISS PBLA24 END 15.49
HIERARCH ESO ISS PBL34 START 18.678
HIERARCH ESO ISS PBL34 END 18.769
HIERARCH ESO ISS PBLA34 START 194.583
HIERARCH ESO ISS PBLA34 END 195.563
HIERARCH ESO ISS AMBI TAU0 START 0.008006
HIERARCH ESO ISS AMBI TAU0 END 0.008006
HIERARCH ESO ISS AMBI TEMP 14.9
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48