Exposure
ID
GRAVI.2023-08-26T04:28:47.627_1
Header ID
GRAVI.2023-08-26T04:28:47.627
Date updated
2023-08-26 04:40:46 UTC+0000
Release date
2024-08-26 04:40:46 UTC+0000
UTC Start
2023-08-26 04:28:47.627
UTC End
2023-08-26 04:32:47.627
MJD Start
60182.18666235
MJD End
60182.18944012778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003941
Ambient temperature (°C)
14.23
Seeing (arcsec)
0.76
Observation
ID
56773
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
42071
Name
iot_Ara
RA
260.81365
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 85.7980 85.7470 171.5000 172.5000
A0-J2 102.9290 102.5350 155.7000 157.0000
A0-K0 79.2250 78.3050 132.6380 134.0560
G1-J2 30.9340 30.3410 106.9000 108.0000
G1-K0 55.2020 54.4550 55.6180 55.8730
J2-K0 43.2060 43.1010 21.6690 22.1080
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 60182.18666235
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME iot Ara
HIERARCH ESO INS SOBJ NAME iot_Ara
RA 260.81365
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 85.798
HIERARCH ESO ISS PBL12 END 85.747
HIERARCH ESO ISS PBLA12 START 171.5
HIERARCH ESO ISS PBLA12 END 172.5
HIERARCH ESO ISS PBL13 START 102.929
HIERARCH ESO ISS PBL13 END 102.535
HIERARCH ESO ISS PBLA13 START 155.7
HIERARCH ESO ISS PBLA13 END 157.0
HIERARCH ESO ISS PBL14 START 79.225
HIERARCH ESO ISS PBL14 END 78.305
HIERARCH ESO ISS PBLA14 START 132.638
HIERARCH ESO ISS PBLA14 END 134.056
HIERARCH ESO ISS PBL23 START 30.934
HIERARCH ESO ISS PBL23 END 30.341
HIERARCH ESO ISS PBLA23 START 106.9
HIERARCH ESO ISS PBLA23 END 108.0
HIERARCH ESO ISS PBL24 START 55.202
HIERARCH ESO ISS PBL24 END 54.455
HIERARCH ESO ISS PBLA24 START 55.618
HIERARCH ESO ISS PBLA24 END 55.873
HIERARCH ESO ISS PBL34 START 43.206
HIERARCH ESO ISS PBL34 END 43.101
HIERARCH ESO ISS PBLA34 START 21.669
HIERARCH ESO ISS PBLA34 END 22.108
HIERARCH ESO ISS AMBI TAU0 START 0.004113
HIERARCH ESO ISS AMBI TAU0 END 0.003769
HIERARCH ESO ISS AMBI TEMP 14.23
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.8