Exposure
ID
GRAVI.2024-09-04T03:07:12.169_1
Header ID
GRAVI.2024-09-04T03:07:12.169
Date updated
2024-09-04 03:20:43 UTC+0000
Release date
2025-09-04 03:20:43 UTC+0000
UTC Start
2024-09-04 03:07:12.169
UTC End
2024-09-04 03:13:52.169
MJD Start
60557.13000196
MJD End
60557.13463158963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0030505000000000003
Ambient temperature (°C)
13.93
Seeing (arcsec)
1.05
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 69.2910 67.6620 107.6000 107.5000
A0-J2 115.5790 113.8690 84.8000 84.2000
A0-K0 125.4820 124.7640 68.2390 67.6340
G1-J2 58.2280 58.2200 57.4000 56.9000
G1-K0 84.2280 84.7880 36.8150 36.8490
J2-K0 36.0610 36.1070 2.2780 3.3000
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 60557.13000196
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 69.291
HIERARCH ESO ISS PBL12 END 67.662
HIERARCH ESO ISS PBLA12 START 107.6
HIERARCH ESO ISS PBLA12 END 107.5
HIERARCH ESO ISS PBL13 START 115.579
HIERARCH ESO ISS PBL13 END 113.869
HIERARCH ESO ISS PBLA13 START 84.8
HIERARCH ESO ISS PBLA13 END 84.2
HIERARCH ESO ISS PBL14 START 125.482
HIERARCH ESO ISS PBL14 END 124.764
HIERARCH ESO ISS PBLA14 START 68.239
HIERARCH ESO ISS PBLA14 END 67.634
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.22
HIERARCH ESO ISS PBLA23 START 57.4
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 84.228
HIERARCH ESO ISS PBL24 END 84.788
HIERARCH ESO ISS PBLA24 START 36.815
HIERARCH ESO ISS PBLA24 END 36.849
HIERARCH ESO ISS PBL34 START 36.061
HIERARCH ESO ISS PBL34 END 36.107
HIERARCH ESO ISS PBLA34 START 2.278
HIERARCH ESO ISS PBLA34 END 3.3
HIERARCH ESO ISS AMBI TAU0 START 0.003107
HIERARCH ESO ISS AMBI TAU0 END 0.002994
HIERARCH ESO ISS AMBI TEMP 13.93
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 1.08