Exposure
ID
GRAVI.2024-05-22T04:12:11.414_1
Header ID
GRAVI.2024-05-22T04:12:11.414
Date updated
2024-05-25 01:16:14 UTC+0000
Release date
2024-05-22 04:12:11 UTC+0000
UTC Start
2024-05-22 04:12:11.414
UTC End
2024-05-22 04:18:51.414
MJD Start
60452.17513211
MJD End
60452.1797617396
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.002157
Ambient temperature (°C)
11.29
Seeing (arcsec)
0.79
Observation
ID
59346
Category
calibrator
Program ID
113.26K8.001
Program Title
DO TERTIARY COMPANIONS AFFECT THE FORMATION AND EVOLUTION OF MASSIVE OVERCONTACT BINARY SYSTEMS?
Program Type
Normal
PI / COI
ABDUL-MASIH / FROST / DE MINK / TOONEN / MAHY
Target
ID
43990
Name
HD165920
RA
272.321497
DEC
-22.91093
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 23.1360 23.3410 132.1000 132.3000
A0-D0 26.9800 27.3400 49.4000 50.7000
A0-C1 18.8200 19.1510 103.8070 104.2300
B2-D0 33.2090 33.2290 5.7000 6.7000
B2-C1 11.0630 11.0700 5.6990 6.6990
D0-C1 22.1460 22.1590 185.7520 186.7540
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26K8.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60452.17513211
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 165920
HIERARCH ESO INS SOBJ NAME HD165920
RA 272.321497
DEC -22.91093
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 23.136
HIERARCH ESO ISS PBL12 END 23.341
HIERARCH ESO ISS PBLA12 START 132.1
HIERARCH ESO ISS PBLA12 END 132.3
HIERARCH ESO ISS PBL13 START 26.98
HIERARCH ESO ISS PBL13 END 27.34
HIERARCH ESO ISS PBLA13 START 49.4
HIERARCH ESO ISS PBLA13 END 50.7
HIERARCH ESO ISS PBL14 START 18.82
HIERARCH ESO ISS PBL14 END 19.151
HIERARCH ESO ISS PBLA14 START 103.807
HIERARCH ESO ISS PBLA14 END 104.23
HIERARCH ESO ISS PBL23 START 33.209
HIERARCH ESO ISS PBL23 END 33.229
HIERARCH ESO ISS PBLA23 START 5.7
HIERARCH ESO ISS PBLA23 END 6.7
HIERARCH ESO ISS PBL24 START 11.063
HIERARCH ESO ISS PBL24 END 11.07
HIERARCH ESO ISS PBLA24 START 5.699
HIERARCH ESO ISS PBLA24 END 6.699
HIERARCH ESO ISS PBL34 START 22.146
HIERARCH ESO ISS PBL34 END 22.159
HIERARCH ESO ISS PBLA34 START 185.752
HIERARCH ESO ISS PBLA34 END 186.754
HIERARCH ESO ISS AMBI TAU0 START 0.00223
HIERARCH ESO ISS AMBI TAU0 END 0.002084
HIERARCH ESO ISS AMBI TEMP 11.29
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.84