Exposure
ID
GRAVI.2024-08-31T02:21:00.267_1
Header ID
GRAVI.2024-08-31T02:21:00.267
Date updated
2024-08-31 02:35:41 UTC+0000
Release date
2024-08-31 02:21:00 UTC+0000
UTC Start
2024-08-31 02:21:00.267
UTC End
2024-08-31 02:27:40.267
MJD Start
60553.09791976
MJD End
60553.10254938963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.003199
Ambient temperature (°C)
7.0
Seeing (arcsec)
0.73
Observation
ID
60298
Category
calibrator
Program ID
113.26BP.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART IV
Program Type
Normal
PI / COI
GALLENNE / PIETRZYNSKI / KERVELLA / MÉRAND / GIEREN / GRACZYK
Target
ID
44758
Name
HD_174718
RA
282.949611
DEC
4.69996
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 39.6790 39.3620 157.6000 158.6000
A0-J2 119.2660 117.7230 90.8000 90.7000
A0-J6 164.0560 164.7660 34.3200 34.5390
B5-J2 109.8840 109.2270 71.4000 71.2000
B5-J6 188.7870 189.6580 24.2030 24.6420
J2-J6 139.7760 139.2640 348.9600 349.9480
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BP.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60553.09791976
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD174718
HIERARCH ESO INS SOBJ NAME HD_174718
RA 282.949611
DEC 4.69996
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 39.679
HIERARCH ESO ISS PBL12 END 39.362
HIERARCH ESO ISS PBLA12 START 157.6
HIERARCH ESO ISS PBLA12 END 158.6
HIERARCH ESO ISS PBL13 START 119.266
HIERARCH ESO ISS PBL13 END 117.723
HIERARCH ESO ISS PBLA13 START 90.8
HIERARCH ESO ISS PBLA13 END 90.7
HIERARCH ESO ISS PBL14 START 164.056
HIERARCH ESO ISS PBL14 END 164.766
HIERARCH ESO ISS PBLA14 START 34.32
HIERARCH ESO ISS PBLA14 END 34.539
HIERARCH ESO ISS PBL23 START 109.884
HIERARCH ESO ISS PBL23 END 109.227
HIERARCH ESO ISS PBLA23 START 71.4
HIERARCH ESO ISS PBLA23 END 71.2
HIERARCH ESO ISS PBL24 START 188.787
HIERARCH ESO ISS PBL24 END 189.658
HIERARCH ESO ISS PBLA24 START 24.203
HIERARCH ESO ISS PBLA24 END 24.642
HIERARCH ESO ISS PBL34 START 139.776
HIERARCH ESO ISS PBL34 END 139.264
HIERARCH ESO ISS PBLA34 START 348.96
HIERARCH ESO ISS PBLA34 END 349.948
HIERARCH ESO ISS AMBI TAU0 START 0.003199
HIERARCH ESO ISS AMBI TAU0 END 0.003199
HIERARCH ESO ISS AMBI TEMP 7.0
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.73