Exposure
ID
GRAVI.2023-08-26T03:53:26.537_1
Header ID
GRAVI.2023-08-26T03:53:26.537
Date updated
2023-08-26 04:05:35 UTC+0000
Release date
2023-08-26 03:53:26 UTC+0000
UTC Start
2023-08-26 03:53:26.537
UTC End
2023-08-26 03:57:26.537
MJD Start
60182.1621127
MJD End
60182.16489047778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004938
Ambient temperature (°C)
14.09
Seeing (arcsec)
0.755
Observation
ID
56624
Category
calibrator
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
41955
Name
HD_156138
RA
259.545579
DEC
-48.0536
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 86.5890 86.5020 164.3000 165.3000
A0-J2 106.8240 106.3380 147.1000 148.3000
A0-K0 86.6540 85.6820 123.8400 125.0790
G1-J2 35.1930 34.6230 100.3000 101.3000
G1-K0 59.8790 59.1890 54.1300 54.4490
J2-K0 43.6670 43.5800 18.5580 19.0200
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24TN.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60182.1621127
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 156138
HIERARCH ESO INS SOBJ NAME HD_156138
RA 259.545579
DEC -48.0536
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 86.589
HIERARCH ESO ISS PBL12 END 86.502
HIERARCH ESO ISS PBLA12 START 164.3
HIERARCH ESO ISS PBLA12 END 165.3
HIERARCH ESO ISS PBL13 START 106.824
HIERARCH ESO ISS PBL13 END 106.338
HIERARCH ESO ISS PBLA13 START 147.1
HIERARCH ESO ISS PBLA13 END 148.3
HIERARCH ESO ISS PBL14 START 86.654
HIERARCH ESO ISS PBL14 END 85.682
HIERARCH ESO ISS PBLA14 START 123.84
HIERARCH ESO ISS PBLA14 END 125.079
HIERARCH ESO ISS PBL23 START 35.193
HIERARCH ESO ISS PBL23 END 34.623
HIERARCH ESO ISS PBLA23 START 100.3
HIERARCH ESO ISS PBLA23 END 101.3
HIERARCH ESO ISS PBL24 START 59.879
HIERARCH ESO ISS PBL24 END 59.189
HIERARCH ESO ISS PBLA24 START 54.13
HIERARCH ESO ISS PBLA24 END 54.449
HIERARCH ESO ISS PBL34 START 43.667
HIERARCH ESO ISS PBL34 END 43.58
HIERARCH ESO ISS PBLA34 START 18.558
HIERARCH ESO ISS PBLA34 END 19.02
HIERARCH ESO ISS AMBI TAU0 START 0.005207
HIERARCH ESO ISS AMBI TAU0 END 0.004669
HIERARCH ESO ISS AMBI TEMP 14.09
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.86