Exposure
ID
GRAVI.2024-09-04T07:25:12.825_1
Header ID
GRAVI.2024-09-04T07:25:12.825
Date updated
2024-09-04 07:40:40 UTC+0000
Release date
2025-09-04 07:40:39 UTC+0000
UTC Start
2024-09-04 07:25:12.825
UTC End
2024-09-04 07:31:52.825
MJD Start
60557.30917621
MJD End
60557.31380583963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.005362
Ambient temperature (°C)
14.01
Seeing (arcsec)
0.49
Observation
ID
60583
Category
science
Program ID
113.26GP.003
Program Title
VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW METALLICITY
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
45025
Name
CD-31_1752
RA
63.493288
DEC
-31.54445
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 74.4820 75.7630 98.4000 99.1000
A0-J2 108.3850 110.0620 70.4000 71.6000
A0-K0 114.7990 115.8450 46.5120 47.8960
G1-J2 55.0530 55.3050 31.1000 32.4000
G1-K0 90.3370 90.3520 6.1020 7.0850
J2-K0 46.6460 46.7850 336.2020 336.7120
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26GP.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60557.30917621
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME CD-31 1752
HIERARCH ESO INS SOBJ NAME CD-31_1752
RA 63.493288
DEC -31.54445
HIERARCH ESO INS SPEC RES MEDIUM
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 74.482
HIERARCH ESO ISS PBL12 END 75.763
HIERARCH ESO ISS PBLA12 START 98.4
HIERARCH ESO ISS PBLA12 END 99.1
HIERARCH ESO ISS PBL13 START 108.385
HIERARCH ESO ISS PBL13 END 110.062
HIERARCH ESO ISS PBLA13 START 70.4
HIERARCH ESO ISS PBLA13 END 71.6
HIERARCH ESO ISS PBL14 START 114.799
HIERARCH ESO ISS PBL14 END 115.845
HIERARCH ESO ISS PBLA14 START 46.512
HIERARCH ESO ISS PBLA14 END 47.896
HIERARCH ESO ISS PBL23 START 55.053
HIERARCH ESO ISS PBL23 END 55.305
HIERARCH ESO ISS PBLA23 START 31.1
HIERARCH ESO ISS PBLA23 END 32.4
HIERARCH ESO ISS PBL24 START 90.337
HIERARCH ESO ISS PBL24 END 90.352
HIERARCH ESO ISS PBLA24 START 6.102
HIERARCH ESO ISS PBLA24 END 7.085
HIERARCH ESO ISS PBL34 START 46.646
HIERARCH ESO ISS PBL34 END 46.785
HIERARCH ESO ISS PBLA34 START 336.202
HIERARCH ESO ISS PBLA34 END 336.712
HIERARCH ESO ISS AMBI TAU0 START 0.005362
HIERARCH ESO ISS AMBI TAU0 END 0.005362
HIERARCH ESO ISS AMBI TEMP 14.01
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.49