Exposure
ID
GRAVI.2024-05-22T04:00:35.385_1
Header ID
GRAVI.2024-05-22T04:00:35.385
Date updated
2024-05-25 01:16:13 UTC+0000
Release date
2025-05-25 01:16:12 UTC+0000
UTC Start
2024-05-22 04:00:35.385
UTC End
2024-05-22 04:07:15.385
MJD Start
60452.16707621
MJD End
60452.1717058396
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.002245
Ambient temperature (°C)
11.35
Seeing (arcsec)
0.705
Observation
ID
59344
Category
science
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
43988
Name
Herschel36
RA
270.915565
DEC
-24.37856
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 22.7630 22.9860 131.4000 131.6000
A0-D0 26.9630 27.3110 47.5000 48.9000
A0-C1 18.4450 18.7900 102.4340 102.9090
B2-D0 33.3620 33.3780 4.8000 5.8000
B2-C1 11.1140 11.1190 4.8000 5.8020
D0-C1 22.2480 22.2590 184.8520 185.8550
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26K8.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60452.16707621
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME Herschel 36
HIERARCH ESO INS SOBJ NAME Herschel36
RA 270.915565
DEC -24.37856
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 22.763
HIERARCH ESO ISS PBL12 END 22.986
HIERARCH ESO ISS PBLA12 START 131.4
HIERARCH ESO ISS PBLA12 END 131.6
HIERARCH ESO ISS PBL13 START 26.963
HIERARCH ESO ISS PBL13 END 27.311
HIERARCH ESO ISS PBLA13 START 47.5
HIERARCH ESO ISS PBLA13 END 48.9
HIERARCH ESO ISS PBL14 START 18.445
HIERARCH ESO ISS PBL14 END 18.79
HIERARCH ESO ISS PBLA14 START 102.434
HIERARCH ESO ISS PBLA14 END 102.909
HIERARCH ESO ISS PBL23 START 33.362
HIERARCH ESO ISS PBL23 END 33.378
HIERARCH ESO ISS PBLA23 START 4.8
HIERARCH ESO ISS PBLA23 END 5.8
HIERARCH ESO ISS PBL24 START 11.114
HIERARCH ESO ISS PBL24 END 11.119
HIERARCH ESO ISS PBLA24 START 4.8
HIERARCH ESO ISS PBLA24 END 5.802
HIERARCH ESO ISS PBL34 START 22.248
HIERARCH ESO ISS PBL34 END 22.259
HIERARCH ESO ISS PBLA34 START 184.852
HIERARCH ESO ISS PBLA34 END 185.855
HIERARCH ESO ISS AMBI TAU0 START 0.002188
HIERARCH ESO ISS AMBI TAU0 END 0.002302
HIERARCH ESO ISS AMBI TEMP 11.35
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.71