Exposure
ID
GRAVI.2022-04-11T01:13:40.545_1
Header ID
GRAVI.2022-04-11T01:13:40.545
Date updated
2022-04-11 01:25:54 UTC+0000
Release date
2023-04-11 01:25:54 UTC+0000
UTC Start
2022-04-11 01:13:40.545
UTC End
2022-04-11 01:17:40.545
MJD Start
59680.05116371
MJD End
59680.0539414878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004129
Ambient temperature (°C)
11.99
Seeing (arcsec)
0.65
Observation
ID
50374
Category
science
Program ID
108.221X.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MÉRAND/ GIEREN
Target
ID
37642
Name
HD70937
RA
126.149709
DEC
-4.71728
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 80.5820 79.9060 119.5000 119.9000
A0-J2 120.1000 119.1940 94.7000 94.8000
A0-K0 124.4380 123.8850 73.4500 73.4640
G1-J2 57.8610 57.7500 58.9000 59.0000
G1-K0 89.7700 89.8810 33.1920 33.3880
J2-K0 45.2650 45.2640 359.4710 359.9780
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.221X.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59680.05116371
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD70937
HIERARCH ESO INS SOBJ NAME HD70937
RA 126.149709
DEC -4.71728
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 80.582
HIERARCH ESO ISS PBL12 END 79.906
HIERARCH ESO ISS PBLA12 START 119.5
HIERARCH ESO ISS PBLA12 END 119.9
HIERARCH ESO ISS PBL13 START 120.1
HIERARCH ESO ISS PBL13 END 119.194
HIERARCH ESO ISS PBLA13 START 94.7
HIERARCH ESO ISS PBLA13 END 94.8
HIERARCH ESO ISS PBL14 START 124.438
HIERARCH ESO ISS PBL14 END 123.885
HIERARCH ESO ISS PBLA14 START 73.45
HIERARCH ESO ISS PBLA14 END 73.464
HIERARCH ESO ISS PBL23 START 57.861
HIERARCH ESO ISS PBL23 END 57.75
HIERARCH ESO ISS PBLA23 START 58.9
HIERARCH ESO ISS PBLA23 END 59.0
HIERARCH ESO ISS PBL24 START 89.77
HIERARCH ESO ISS PBL24 END 89.881
HIERARCH ESO ISS PBLA24 START 33.192
HIERARCH ESO ISS PBLA24 END 33.388
HIERARCH ESO ISS PBL34 START 45.265
HIERARCH ESO ISS PBL34 END 45.264
HIERARCH ESO ISS PBLA34 START 359.471
HIERARCH ESO ISS PBLA34 END 359.978
HIERARCH ESO ISS AMBI TAU0 START 0.003904
HIERARCH ESO ISS AMBI TAU0 END 0.004354
HIERARCH ESO ISS AMBI TEMP 11.99
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.65