Exposure
ID
GRAVI.2024-08-16T03:57:45.178_1
Header ID
GRAVI.2024-08-16T03:57:45.178
Date updated
2024-08-16 04:15:39 UTC+0000
Release date
2025-08-16 04:15:38 UTC+0000
UTC Start
2024-08-16 03:57:45.178
UTC End
2024-08-16 04:04:25.178
MJD Start
60538.16510623
MJD End
60538.16973585963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0030429999999999997
Ambient temperature (°C)
12.56
Seeing (arcsec)
0.645
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 74.5920 73.1540 107.9000 107.8000
A0-J2 120.8320 119.4600 86.7000 86.1000
A0-K0 127.3030 126.8990 70.2210 69.6820
G1-J2 57.9760 58.0920 58.9000 58.5000
G1-K0 82.0690 82.7120 36.4840 36.6150
J2-K0 36.0330 36.0200 358.6680 359.6950
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 60538.16510623
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 74.592
HIERARCH ESO ISS PBL12 END 73.154
HIERARCH ESO ISS PBLA12 START 107.9
HIERARCH ESO ISS PBLA12 END 107.8
HIERARCH ESO ISS PBL13 START 120.832
HIERARCH ESO ISS PBL13 END 119.46
HIERARCH ESO ISS PBLA13 START 86.7
HIERARCH ESO ISS PBLA13 END 86.1
HIERARCH ESO ISS PBL14 START 127.303
HIERARCH ESO ISS PBL14 END 126.899
HIERARCH ESO ISS PBLA14 START 70.221
HIERARCH ESO ISS PBLA14 END 69.682
HIERARCH ESO ISS PBL23 START 57.976
HIERARCH ESO ISS PBL23 END 58.092
HIERARCH ESO ISS PBLA23 START 58.9
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 82.069
HIERARCH ESO ISS PBL24 END 82.712
HIERARCH ESO ISS PBLA24 START 36.484
HIERARCH ESO ISS PBLA24 END 36.615
HIERARCH ESO ISS PBL34 START 36.033
HIERARCH ESO ISS PBL34 END 36.02
HIERARCH ESO ISS PBLA34 START 358.668
HIERARCH ESO ISS PBLA34 END 359.695
HIERARCH ESO ISS AMBI TAU0 START 0.00282
HIERARCH ESO ISS AMBI TAU0 END 0.003266
HIERARCH ESO ISS AMBI TEMP 12.56
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.6