Exposure
ID
GRAVI.2024-10-19T23:46:05.439_1
Header ID
GRAVI.2024-10-19T23:46:05.439
Date updated
2024-10-20 00:00:32 UTC+0000
Release date
2024-10-19 23:46:05 UTC+0000
UTC Start
2024-10-19 23:46:05.439
UTC End
2024-10-19 23:52:45.439
MJD Start
60602.99034073
MJD End
60602.9949703596
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.007141
Ambient temperature (°C)
14.65
Seeing (arcsec)
1.22
Observation
ID
61046
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
45407
Name
HD_174718
RA
282.948495
DEC
4.69995
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 68.0160 66.4090 117.4000 118.0000
A0-J2 108.2940 106.1350 90.0000 89.8000
A0-K0 119.5160 118.1870 69.5640 69.1810
G1-J2 57.2160 56.9270 56.8000 56.5000
G1-K0 89.4040 89.6310 35.2440 35.3090
J2-K0 41.8810 41.9510 5.0600 5.9240
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 60602.99034073
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD174718
HIERARCH ESO INS SOBJ NAME HD_174718
RA 282.948495
DEC 4.69995
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 68.016
HIERARCH ESO ISS PBL12 END 66.409
HIERARCH ESO ISS PBLA12 START 117.4
HIERARCH ESO ISS PBLA12 END 118.0
HIERARCH ESO ISS PBL13 START 108.294
HIERARCH ESO ISS PBL13 END 106.135
HIERARCH ESO ISS PBLA13 START 90.0
HIERARCH ESO ISS PBLA13 END 89.8
HIERARCH ESO ISS PBL14 START 119.516
HIERARCH ESO ISS PBL14 END 118.187
HIERARCH ESO ISS PBLA14 START 69.564
HIERARCH ESO ISS PBLA14 END 69.181
HIERARCH ESO ISS PBL23 START 57.216
HIERARCH ESO ISS PBL23 END 56.927
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.5
HIERARCH ESO ISS PBL24 START 89.404
HIERARCH ESO ISS PBL24 END 89.631
HIERARCH ESO ISS PBLA24 START 35.244
HIERARCH ESO ISS PBLA24 END 35.309
HIERARCH ESO ISS PBL34 START 41.881
HIERARCH ESO ISS PBL34 END 41.951
HIERARCH ESO ISS PBLA34 START 5.06
HIERARCH ESO ISS PBLA34 END 5.924
HIERARCH ESO ISS AMBI TAU0 START 0.008989
HIERARCH ESO ISS AMBI TAU0 END 0.005293
HIERARCH ESO ISS AMBI TEMP 14.65
HIERARCH ESO ISS AMBI FWHM START 1.3
HIERARCH ESO ISS AMBI FWHM END 1.14