Exposure
ID
GRAVI.2024-07-04T07:29:56.890_1
Header ID
GRAVI.2024-07-04T07:29:56.890
Date updated
2024-07-04 08:30:42 UTC+0000
Release date
2025-07-04 08:30:38 UTC+0000
UTC Start
2024-07-04 07:29:56.890
UTC End
2024-07-04 07:36:36.890
MJD Start
60495.312464
MJD End
60495.3170936296
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.004844
Ambient temperature (°C)
12.89
Seeing (arcsec)
0.78
Observation
ID
59898
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
44437
Name
HD_184962
RA
294.093804
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 64.6710 62.8940 107.5000 107.5000
A0-J2 110.6370 108.6680 83.2000 82.6000
A0-K0 123.2920 122.3380 66.5190 65.8480
G1-J2 58.1250 58.0250 56.0000 55.5000
G1-K0 85.7130 86.2040 36.8480 36.8110
J2-K0 36.2290 36.3210 5.0850 6.0890
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 60495.312464
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD184962
HIERARCH ESO INS SOBJ NAME HD_184962
RA 294.093804
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 64.671
HIERARCH ESO ISS PBL12 END 62.894
HIERARCH ESO ISS PBLA12 START 107.5
HIERARCH ESO ISS PBLA12 END 107.5
HIERARCH ESO ISS PBL13 START 110.637
HIERARCH ESO ISS PBL13 END 108.668
HIERARCH ESO ISS PBLA13 START 83.2
HIERARCH ESO ISS PBLA13 END 82.6
HIERARCH ESO ISS PBL14 START 123.292
HIERARCH ESO ISS PBL14 END 122.338
HIERARCH ESO ISS PBLA14 START 66.519
HIERARCH ESO ISS PBLA14 END 65.848
HIERARCH ESO ISS PBL23 START 58.125
HIERARCH ESO ISS PBL23 END 58.025
HIERARCH ESO ISS PBLA23 START 56.0
HIERARCH ESO ISS PBLA23 END 55.5
HIERARCH ESO ISS PBL24 START 85.713
HIERARCH ESO ISS PBL24 END 86.204
HIERARCH ESO ISS PBLA24 START 36.848
HIERARCH ESO ISS PBLA24 END 36.811
HIERARCH ESO ISS PBL34 START 36.229
HIERARCH ESO ISS PBL34 END 36.321
HIERARCH ESO ISS PBLA34 START 5.085
HIERARCH ESO ISS PBLA34 END 6.089
HIERARCH ESO ISS AMBI TAU0 START 0.00536
HIERARCH ESO ISS AMBI TAU0 END 0.004328
HIERARCH ESO ISS AMBI TEMP 12.89
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.75