Exposure
ID
GRAVI.2024-08-22T04:03:40.935_1
Header ID
GRAVI.2024-08-22T04:03:40.935
Date updated
2024-08-22 04:20:34 UTC+0000
Release date
2024-08-22 04:03:40 UTC+0000
UTC Start
2024-08-22 04:03:40.935
UTC End
2024-08-22 04:10:20.935
MJD Start
60544.16922378
MJD End
60544.17385340963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.002184
Ambient temperature (°C)
4.39
Seeing (arcsec)
1.355
Observation
ID
60397
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
44852
Name
HD_174718
RA
282.948496
DEC
4.69996
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 61.8490 60.1150 119.8000 120.6000
A0-J2 99.7710 97.2620 89.4000 89.3000
A0-K0 114.1170 112.4640 68.0090 67.5270
G1-J2 55.9690 55.5560 55.5000 55.0000
G1-K0 90.1170 90.2440 35.3580 35.3310
J2-K0 42.1980 42.3070 8.2320 9.0610
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 60544.16922378
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD174718
HIERARCH ESO INS SOBJ NAME HD_174718
RA 282.948496
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 61.849
HIERARCH ESO ISS PBL12 END 60.115
HIERARCH ESO ISS PBLA12 START 119.8
HIERARCH ESO ISS PBLA12 END 120.6
HIERARCH ESO ISS PBL13 START 99.771
HIERARCH ESO ISS PBL13 END 97.262
HIERARCH ESO ISS PBLA13 START 89.4
HIERARCH ESO ISS PBLA13 END 89.3
HIERARCH ESO ISS PBL14 START 114.117
HIERARCH ESO ISS PBL14 END 112.464
HIERARCH ESO ISS PBLA14 START 68.009
HIERARCH ESO ISS PBLA14 END 67.527
HIERARCH ESO ISS PBL23 START 55.969
HIERARCH ESO ISS PBL23 END 55.556
HIERARCH ESO ISS PBLA23 START 55.5
HIERARCH ESO ISS PBLA23 END 55.0
HIERARCH ESO ISS PBL24 START 90.117
HIERARCH ESO ISS PBL24 END 90.244
HIERARCH ESO ISS PBLA24 START 35.358
HIERARCH ESO ISS PBLA24 END 35.331
HIERARCH ESO ISS PBL34 START 42.198
HIERARCH ESO ISS PBL34 END 42.307
HIERARCH ESO ISS PBLA34 START 8.232
HIERARCH ESO ISS PBLA34 END 9.061
HIERARCH ESO ISS AMBI TAU0 START 0.002214
HIERARCH ESO ISS AMBI TAU0 END 0.002154
HIERARCH ESO ISS AMBI TEMP 4.39
HIERARCH ESO ISS AMBI FWHM START 1.31
HIERARCH ESO ISS AMBI FWHM END 1.4