Exposure
ID
GRAVI.2023-08-18T03:32:37.865_1
Header ID
GRAVI.2023-08-18T03:32:37.865
Date updated
2023-08-18 03:45:23 UTC+0000
Release date
2024-08-18 03:45:23 UTC+0000
UTC Start
2023-08-18 03:32:37.865
UTC End
2023-08-18 03:36:37.865
MJD Start
60174.14766047
MJD End
60174.15043824778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002563
Ambient temperature (°C)
11.96
Seeing (arcsec)
0.8500000000000001
Observation
ID
56623
Category
science
Program ID
111.24TN.001
Program Title
SUBDWARF COMPANIONS AND THE ORIGIN OF BE STARS: TOWARDS THE FIRST SET OF FUNDAMENTAL PARAMETERS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
41954
Name
iot_Ara
RA
260.813651
DEC
-47.46829
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 87.8950 87.7640 151.1000 152.0000
A0-J2 113.6700 113.0940 131.7000 132.8000
A0-K0 99.4720 98.5100 108.6770 109.6510
G1-J2 42.4130 41.9090 88.2000 89.0000
G1-K0 68.6590 68.0960 48.9440 49.3170
J2-K0 44.7700 44.7190 12.0940 12.5750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24TN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60174.14766047
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME iot Ara
HIERARCH ESO INS SOBJ NAME iot_Ara
RA 260.813651
DEC -47.46829
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 87.895
HIERARCH ESO ISS PBL12 END 87.764
HIERARCH ESO ISS PBLA12 START 151.1
HIERARCH ESO ISS PBLA12 END 152.0
HIERARCH ESO ISS PBL13 START 113.67
HIERARCH ESO ISS PBL13 END 113.094
HIERARCH ESO ISS PBLA13 START 131.7
HIERARCH ESO ISS PBLA13 END 132.8
HIERARCH ESO ISS PBL14 START 99.472
HIERARCH ESO ISS PBL14 END 98.51
HIERARCH ESO ISS PBLA14 START 108.677
HIERARCH ESO ISS PBLA14 END 109.651
HIERARCH ESO ISS PBL23 START 42.413
HIERARCH ESO ISS PBL23 END 41.909
HIERARCH ESO ISS PBLA23 START 88.2
HIERARCH ESO ISS PBLA23 END 89.0
HIERARCH ESO ISS PBL24 START 68.659
HIERARCH ESO ISS PBL24 END 68.096
HIERARCH ESO ISS PBLA24 START 48.944
HIERARCH ESO ISS PBLA24 END 49.317
HIERARCH ESO ISS PBL34 START 44.77
HIERARCH ESO ISS PBL34 END 44.719
HIERARCH ESO ISS PBLA34 START 12.094
HIERARCH ESO ISS PBLA34 END 12.575
HIERARCH ESO ISS AMBI TAU0 START 0.002433
HIERARCH ESO ISS AMBI TAU0 END 0.002693
HIERARCH ESO ISS AMBI TEMP 11.96
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.8