Exposure
ID
GRAVI.2023-07-20T01:25:18.396_1
Header ID
GRAVI.2023-07-20T01:25:18.396
Date updated
2023-07-20 01:35:47 UTC+0000
Release date
2024-07-20 01:35:46 UTC+0000
UTC Start
2023-07-20 01:25:18.396
UTC End
2023-07-20 01:29:18.396
MJD Start
60145.0592407
MJD End
60145.06201847778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.006822999999999999
Ambient temperature (°C)
18.12
Seeing (arcsec)
0.59
Observation
ID
56302
Category
science
Program ID
111.24TN.004
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
41709
Name
48_Lib
RA
239.544987
DEC
-14.27944
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 88.5480 88.2410 118.3000 118.7000
A0-J2 127.6980 127.3210 95.0000 95.2000
A0-K0 127.5610 127.3630 73.4170 73.6610
G1-J2 58.2180 58.1940 57.8000 58.1000
G1-K0 90.0960 90.1670 29.4660 29.8150
J2-K0 47.7110 47.6930 354.0250 354.5010
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24TN.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60145.0592407
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 48 Lib
HIERARCH ESO INS SOBJ NAME 48_Lib
RA 239.544987
DEC -14.27944
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 88.548
HIERARCH ESO ISS PBL12 END 88.241
HIERARCH ESO ISS PBLA12 START 118.3
HIERARCH ESO ISS PBLA12 END 118.7
HIERARCH ESO ISS PBL13 START 127.698
HIERARCH ESO ISS PBL13 END 127.321
HIERARCH ESO ISS PBLA13 START 95.0
HIERARCH ESO ISS PBLA13 END 95.2
HIERARCH ESO ISS PBL14 START 127.561
HIERARCH ESO ISS PBL14 END 127.363
HIERARCH ESO ISS PBLA14 START 73.417
HIERARCH ESO ISS PBLA14 END 73.661
HIERARCH ESO ISS PBL23 START 58.218
HIERARCH ESO ISS PBL23 END 58.194
HIERARCH ESO ISS PBLA23 START 57.8
HIERARCH ESO ISS PBLA23 END 58.1
HIERARCH ESO ISS PBL24 START 90.096
HIERARCH ESO ISS PBL24 END 90.167
HIERARCH ESO ISS PBLA24 START 29.466
HIERARCH ESO ISS PBLA24 END 29.815
HIERARCH ESO ISS PBL34 START 47.711
HIERARCH ESO ISS PBL34 END 47.693
HIERARCH ESO ISS PBLA34 START 354.025
HIERARCH ESO ISS PBLA34 END 354.501
HIERARCH ESO ISS AMBI TAU0 START 0.006401
HIERARCH ESO ISS AMBI TAU0 END 0.007245
HIERARCH ESO ISS AMBI TEMP 18.12
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.59