Exposure
ID
GRAVI.2024-04-25T00:47:07.923_1
Header ID
GRAVI.2024-04-25T00:47:07.923
Date updated
2024-04-25 01:00:37 UTC+0000
Release date
2024-04-25 00:47:07 UTC+0000
UTC Start
2024-04-25 00:47:07.923
UTC End
2024-04-25 00:53:47.923
MJD Start
60425.03273059
MJD End
60425.0373602196
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0095495
Ambient temperature (°C)
15.96
Seeing (arcsec)
0.685
Observation
ID
58943
Category
calibrator
Program ID
113.26K8.004
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
43631
Name
CPD-61_2713
RA
177.995179
DEC
-62.54738
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 49.3670 49.2510 16.9000 18.0000
U1-U3 92.1680 91.9180 23.0000 24.2000
U1-U4 128.6600 128.4500 46.4780 47.9270
U2-U3 43.3950 43.2740 29.9000 31.2000
U2-U4 89.1080 89.1940 62.3340 63.8980
U3-U4 57.3940 57.7290 86.2390 87.7920
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26K8.004
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60425.03273059
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME CPD-61 2713
HIERARCH ESO INS SOBJ NAME CPD-61_2713
RA 177.995179
DEC -62.54738
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 49.367
HIERARCH ESO ISS PBL12 END 49.251
HIERARCH ESO ISS PBLA12 START 16.9
HIERARCH ESO ISS PBLA12 END 18.0
HIERARCH ESO ISS PBL13 START 92.168
HIERARCH ESO ISS PBL13 END 91.918
HIERARCH ESO ISS PBLA13 START 23.0
HIERARCH ESO ISS PBLA13 END 24.2
HIERARCH ESO ISS PBL14 START 128.66
HIERARCH ESO ISS PBL14 END 128.45
HIERARCH ESO ISS PBLA14 START 46.478
HIERARCH ESO ISS PBLA14 END 47.927
HIERARCH ESO ISS PBL23 START 43.395
HIERARCH ESO ISS PBL23 END 43.274
HIERARCH ESO ISS PBLA23 START 29.9
HIERARCH ESO ISS PBLA23 END 31.2
HIERARCH ESO ISS PBL24 START 89.108
HIERARCH ESO ISS PBL24 END 89.194
HIERARCH ESO ISS PBLA24 START 62.334
HIERARCH ESO ISS PBLA24 END 63.898
HIERARCH ESO ISS PBL34 START 57.394
HIERARCH ESO ISS PBL34 END 57.729
HIERARCH ESO ISS PBLA34 START 86.239
HIERARCH ESO ISS PBLA34 END 87.792
HIERARCH ESO ISS AMBI TAU0 START 0.009987
HIERARCH ESO ISS AMBI TAU0 END 0.009112
HIERARCH ESO ISS AMBI TEMP 15.96
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.66