Exposure
ID
GRAVI.2025-06-17T08:55:25.518_1
Header ID
GRAVI.2025-06-17T08:55:25.518
Date updated
2025-06-17 09:11:05 UTC+0000
Release date
2026-06-17 09:11:05 UTC+0000
UTC Start
2025-06-17 08:55:25.518
UTC End
2025-06-17 09:02:05.518
MJD Start
60843.37182312
MJD End
60843.376452749624
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.002982
Ambient temperature (°C)
6.22
Seeing (arcsec)
0.79
Observation
ID
68146
Category
science
Program ID
115.28G0.001
Program Title
VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
50654
Name
HD_6144
RA
15.364387
DEC
-61.75895
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 72.4470 73.1790 70.2000 72.0000
A0-J2 119.7660 120.2970 49.5000 51.3000
A0-K0 127.2140 127.3250 33.9870 35.5830
G1-J2 57.9500 57.9160 23.3000 24.8000
G1-K0 81.0350 81.0090 2.0810 3.1960
J2-K0 34.2340 34.5210 324.2230 325.0740
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28G0.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60843.37182312
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 6144
HIERARCH ESO INS SOBJ NAME HD_6144
RA 15.364387
DEC -61.75895
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 72.447
HIERARCH ESO ISS PBL12 END 73.179
HIERARCH ESO ISS PBLA12 START 70.2
HIERARCH ESO ISS PBLA12 END 72.0
HIERARCH ESO ISS PBL13 START 119.766
HIERARCH ESO ISS PBL13 END 120.297
HIERARCH ESO ISS PBLA13 START 49.5
HIERARCH ESO ISS PBLA13 END 51.3
HIERARCH ESO ISS PBL14 START 127.214
HIERARCH ESO ISS PBL14 END 127.325
HIERARCH ESO ISS PBLA14 START 33.987
HIERARCH ESO ISS PBLA14 END 35.583
HIERARCH ESO ISS PBL23 START 57.95
HIERARCH ESO ISS PBL23 END 57.916
HIERARCH ESO ISS PBLA23 START 23.3
HIERARCH ESO ISS PBLA23 END 24.8
HIERARCH ESO ISS PBL24 START 81.035
HIERARCH ESO ISS PBL24 END 81.009
HIERARCH ESO ISS PBLA24 START 2.081
HIERARCH ESO ISS PBLA24 END 3.196
HIERARCH ESO ISS PBL34 START 34.234
HIERARCH ESO ISS PBL34 END 34.521
HIERARCH ESO ISS PBLA34 START 324.223
HIERARCH ESO ISS PBLA34 END 325.074
HIERARCH ESO ISS AMBI TAU0 START 0.002982
HIERARCH ESO ISS AMBI TAU0 END 0.002982
HIERARCH ESO ISS AMBI TEMP 6.22
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.79