Exposure
ID
GRAVI.2022-12-19T05:31:20.430_1
Header ID
GRAVI.2022-12-19T05:31:20.430
Date updated
2022-12-19 05:41:19 UTC+0000
Release date
2023-12-19 05:41:19 UTC+0000
UTC Start
2022-12-19 05:31:20.430
UTC End
2022-12-19 05:35:20.430
MJD Start
59932.23009757
MJD End
59932.2328753478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002505
Ambient temperature (°C)
11.23
Seeing (arcsec)
1.26
Observation
ID
53583
Category
science
Program ID
110.23QY.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GIEREN/ KERVELLA/ MÉRAND/ GRACZYK
Target
ID
39844
Name
HD41255
RA
90.822193
DEC
-16.04329
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.6690 88.3760 118.8000 119.2000
A0-J2 127.5770 127.1910 95.4000 95.7000
A0-K0 127.3700 127.1380 73.6900 73.9530
G1-J2 58.1760 58.1320 58.0000 58.3000
G1-K0 90.3070 90.3530 29.5750 29.9190
J2-K0 47.9630 47.9490 354.2890 354.7560
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23QY.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59932.23009757
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD41255
HIERARCH ESO INS SOBJ NAME HD41255
RA 90.822193
DEC -16.04329
HIERARCH ESO INS SPEC RES MEDIUM
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 88.669
HIERARCH ESO ISS PBL12 END 88.376
HIERARCH ESO ISS PBLA12 START 118.8
HIERARCH ESO ISS PBLA12 END 119.2
HIERARCH ESO ISS PBL13 START 127.577
HIERARCH ESO ISS PBL13 END 127.191
HIERARCH ESO ISS PBLA13 START 95.4
HIERARCH ESO ISS PBLA13 END 95.7
HIERARCH ESO ISS PBL14 START 127.37
HIERARCH ESO ISS PBL14 END 127.138
HIERARCH ESO ISS PBLA14 START 73.69
HIERARCH ESO ISS PBLA14 END 73.953
HIERARCH ESO ISS PBL23 START 58.176
HIERARCH ESO ISS PBL23 END 58.132
HIERARCH ESO ISS PBLA23 START 58.0
HIERARCH ESO ISS PBLA23 END 58.3
HIERARCH ESO ISS PBL24 START 90.307
HIERARCH ESO ISS PBL24 END 90.353
HIERARCH ESO ISS PBLA24 START 29.575
HIERARCH ESO ISS PBLA24 END 29.919
HIERARCH ESO ISS PBL34 START 47.963
HIERARCH ESO ISS PBL34 END 47.949
HIERARCH ESO ISS PBLA34 START 354.289
HIERARCH ESO ISS PBLA34 END 354.756
HIERARCH ESO ISS AMBI TAU0 START 0.002505
HIERARCH ESO ISS AMBI TAU0 END 0.002505
HIERARCH ESO ISS AMBI TEMP 11.23
HIERARCH ESO ISS AMBI FWHM START 1.31
HIERARCH ESO ISS AMBI FWHM END 1.21