Exposure
ID
GRAVI.2025-04-23T09:39:02.181_1
Header ID
GRAVI.2025-04-23T09:39:02.181
Date updated
2025-04-23 09:50:47 UTC+0000
Release date
2025-04-23 09:39:02 UTC+0000
UTC Start
2025-04-23 09:39:02.181
UTC End
2025-04-23 09:41:42.181
MJD Start
60788.40210858
MJD End
60788.40396043185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0060605
Ambient temperature (°C)
12.09
Seeing (arcsec)
0.645
Observation
ID
66943
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
49768
Name
HD_169113
RA
275.70222
DEC
7.20674
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 83.5730 83.1540 112.5000 112.5000
A0-J2 126.6710 126.3310 91.2000 91.1000
A0-K0 127.9790 127.9790 72.7190 72.6250
G1-J2 57.5090 57.6070 59.3000 59.2000
G1-K0 83.2190 83.4650 32.7240 32.8930
J2-K0 40.8660 40.8310 353.7530 354.1340
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 60788.40210858
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD169113
HIERARCH ESO INS SOBJ NAME HD_169113
RA 275.70222
DEC 7.20674
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 83.573
HIERARCH ESO ISS PBL12 END 83.154
HIERARCH ESO ISS PBLA12 START 112.5
HIERARCH ESO ISS PBLA12 END 112.5
HIERARCH ESO ISS PBL13 START 126.671
HIERARCH ESO ISS PBL13 END 126.331
HIERARCH ESO ISS PBLA13 START 91.2
HIERARCH ESO ISS PBLA13 END 91.1
HIERARCH ESO ISS PBL14 START 127.979
HIERARCH ESO ISS PBL14 END 127.979
HIERARCH ESO ISS PBLA14 START 72.719
HIERARCH ESO ISS PBLA14 END 72.625
HIERARCH ESO ISS PBL23 START 57.509
HIERARCH ESO ISS PBL23 END 57.607
HIERARCH ESO ISS PBLA23 START 59.3
HIERARCH ESO ISS PBLA23 END 59.2
HIERARCH ESO ISS PBL24 START 83.219
HIERARCH ESO ISS PBL24 END 83.465
HIERARCH ESO ISS PBLA24 START 32.724
HIERARCH ESO ISS PBLA24 END 32.893
HIERARCH ESO ISS PBL34 START 40.866
HIERARCH ESO ISS PBL34 END 40.831
HIERARCH ESO ISS PBLA34 START 353.753
HIERARCH ESO ISS PBLA34 END 354.134
HIERARCH ESO ISS AMBI TAU0 START 0.005592
HIERARCH ESO ISS AMBI TAU0 END 0.006529
HIERARCH ESO ISS AMBI TEMP 12.09
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.62