Exposure
ID
GRAVI.2025-10-04T00:52:45.455_1
Header ID
GRAVI.2025-10-04T00:52:45.455
Date updated
2025-10-04 01:00:47 UTC+0000
Release date
2026-10-04 01:00:47 UTC+0000
UTC Start
2025-10-04 00:52:45.455
UTC End
2025-10-04 00:55:25.455
MJD Start
60952.03663721
MJD End
60952.03848906186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0036825
Ambient temperature (°C)
12.54
Seeing (arcsec)
0.605
Observation
ID
70603
Category
science
Program ID
116.28ZD.003
Program Title
DO SOME HOT SUBDWARF BINARIES DESCEND FROM HIERARCHICAL TRIPLES? NEW INSIGHTS FROM INTERFEROMETRY
Program Type
Normal
PI / COI
DESHMUKH / GEIER / SANA / DAWSON / DORSCH / HEBER / KUPFER
Target
ID
52363
Name
GALEX_J222758.5+2006
RA
336.995611
DEC
20.10631
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 36.7320 36.9470 24.6000 25.1000
U1-U3 66.9250 67.4470 34.4000 34.8000
U1-U4 100.6650 101.5910 71.5510 71.4750
U2-U3 31.3420 31.6360 45.8000 46.1000
U2-U4 80.1920 80.6580 91.0970 90.8410
U3-U4 62.2680 62.3200 112.0610 111.7900
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28ZD.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60952.03663721
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME GALEX J222758.5+200623
HIERARCH ESO INS SOBJ NAME GALEX_J222758.5+2006
RA 336.995611
DEC 20.10631
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 176.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 36.732
HIERARCH ESO ISS PBL12 END 36.947
HIERARCH ESO ISS PBLA12 START 24.6
HIERARCH ESO ISS PBLA12 END 25.1
HIERARCH ESO ISS PBL13 START 66.925
HIERARCH ESO ISS PBL13 END 67.447
HIERARCH ESO ISS PBLA13 START 34.4
HIERARCH ESO ISS PBLA13 END 34.8
HIERARCH ESO ISS PBL14 START 100.665
HIERARCH ESO ISS PBL14 END 101.591
HIERARCH ESO ISS PBLA14 START 71.551
HIERARCH ESO ISS PBLA14 END 71.475
HIERARCH ESO ISS PBL23 START 31.342
HIERARCH ESO ISS PBL23 END 31.636
HIERARCH ESO ISS PBLA23 START 45.8
HIERARCH ESO ISS PBLA23 END 46.1
HIERARCH ESO ISS PBL24 START 80.192
HIERARCH ESO ISS PBL24 END 80.658
HIERARCH ESO ISS PBLA24 START 91.097
HIERARCH ESO ISS PBLA24 END 90.841
HIERARCH ESO ISS PBL34 START 62.268
HIERARCH ESO ISS PBL34 END 62.32
HIERARCH ESO ISS PBLA34 START 112.061
HIERARCH ESO ISS PBLA34 END 111.79
HIERARCH ESO ISS AMBI TAU0 START 0.003912
HIERARCH ESO ISS AMBI TAU0 END 0.003453
HIERARCH ESO ISS AMBI TEMP 12.54
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.66