Exposure
ID
GRAVI.2023-08-18T03:28:01.853_1
Header ID
GRAVI.2023-08-18T03:28:01.853
Date updated
2023-08-18 03:40:39 UTC+0000
Release date
2024-08-18 03:40:39 UTC+0000
UTC Start
2023-08-18 03:28:01.853
UTC End
2023-08-18 03:32:01.853
MJD Start
60174.14446589
MJD End
60174.14724366778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0029805
Ambient temperature (°C)
11.69
Seeing (arcsec)
0.7549999999999999
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 88.0370 87.9060 150.1000 151.0000
A0-J2 114.2960 113.7200 130.6000 131.6000
A0-K0 100.5080 99.5550 107.6260 108.5930
G1-J2 42.9530 42.4560 87.4000 88.1000
G1-K0 69.2600 68.7070 48.5250 48.9110
J2-K0 44.8230 44.7740 11.5610 12.0520
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 60174.14446589
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 88.037
HIERARCH ESO ISS PBL12 END 87.906
HIERARCH ESO ISS PBLA12 START 150.1
HIERARCH ESO ISS PBLA12 END 151.0
HIERARCH ESO ISS PBL13 START 114.296
HIERARCH ESO ISS PBL13 END 113.72
HIERARCH ESO ISS PBLA13 START 130.6
HIERARCH ESO ISS PBLA13 END 131.6
HIERARCH ESO ISS PBL14 START 100.508
HIERARCH ESO ISS PBL14 END 99.555
HIERARCH ESO ISS PBLA14 START 107.626
HIERARCH ESO ISS PBLA14 END 108.593
HIERARCH ESO ISS PBL23 START 42.953
HIERARCH ESO ISS PBL23 END 42.456
HIERARCH ESO ISS PBLA23 START 87.4
HIERARCH ESO ISS PBLA23 END 88.1
HIERARCH ESO ISS PBL24 START 69.26
HIERARCH ESO ISS PBL24 END 68.707
HIERARCH ESO ISS PBLA24 START 48.525
HIERARCH ESO ISS PBLA24 END 48.911
HIERARCH ESO ISS PBL34 START 44.823
HIERARCH ESO ISS PBL34 END 44.774
HIERARCH ESO ISS PBLA34 START 11.561
HIERARCH ESO ISS PBLA34 END 12.052
HIERARCH ESO ISS AMBI TAU0 START 0.003258
HIERARCH ESO ISS AMBI TAU0 END 0.002703
HIERARCH ESO ISS AMBI TEMP 11.69
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.82