Exposure
ID
GRAVI.2024-09-02T02:48:43.547_1
Header ID
GRAVI.2024-09-02T02:48:43.547
Date updated
2024-09-02 03:05:31 UTC+0000
Release date
2025-09-02 03:05:31 UTC+0000
UTC Start
2024-09-02 02:48:43.547
UTC End
2024-09-02 02:55:23.547
MJD Start
60555.11717068
MJD End
60555.12180030963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.006642
Ambient temperature (°C)
15.3
Seeing (arcsec)
0.9
Observation
ID
60328
Category
science
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
44784
Name
HD_184962
RA
294.093802
DEC
15.89264
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 75.0420 73.6190 107.9000 107.8000
A0-J2 121.2510 119.9090 86.8000 86.3000
A0-K0 127.4130 127.0380 70.3830 69.8530
G1-J2 57.9310 58.0590 59.0000 58.6000
G1-K0 81.8580 82.5100 36.4280 36.5730
J2-K0 36.0410 36.0220 358.3300 359.3650
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BP.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60555.11717068
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD184962
HIERARCH ESO INS SOBJ NAME HD_184962
RA 294.093802
DEC 15.89264
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 75.042
HIERARCH ESO ISS PBL12 END 73.619
HIERARCH ESO ISS PBLA12 START 107.9
HIERARCH ESO ISS PBLA12 END 107.8
HIERARCH ESO ISS PBL13 START 121.251
HIERARCH ESO ISS PBL13 END 119.909
HIERARCH ESO ISS PBLA13 START 86.8
HIERARCH ESO ISS PBLA13 END 86.3
HIERARCH ESO ISS PBL14 START 127.413
HIERARCH ESO ISS PBL14 END 127.038
HIERARCH ESO ISS PBLA14 START 70.383
HIERARCH ESO ISS PBLA14 END 69.853
HIERARCH ESO ISS PBL23 START 57.931
HIERARCH ESO ISS PBL23 END 58.059
HIERARCH ESO ISS PBLA23 START 59.0
HIERARCH ESO ISS PBLA23 END 58.6
HIERARCH ESO ISS PBL24 START 81.858
HIERARCH ESO ISS PBL24 END 82.51
HIERARCH ESO ISS PBLA24 START 36.428
HIERARCH ESO ISS PBLA24 END 36.573
HIERARCH ESO ISS PBL34 START 36.041
HIERARCH ESO ISS PBL34 END 36.022
HIERARCH ESO ISS PBLA34 START 358.33
HIERARCH ESO ISS PBLA34 END 359.365
HIERARCH ESO ISS AMBI TAU0 START 0.006642
HIERARCH ESO ISS AMBI TAU0 END 0.006642
HIERARCH ESO ISS AMBI TEMP 15.3
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.92