Exposure
ID
GRAVI.2020-12-09T00:44:11.029_1
Header ID
GRAVI.2020-12-09T00:44:11.029
Date updated
2020-12-09 01:44:22 UTC+0000
Release date
None
UTC Start
2020-12-09 00:44:11.029
UTC End
2020-12-09 00:48:11.029
MJD Start
59192.03068321
MJD End
59192.0334609878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0044305
Ambient temperature (°C)
13.1
Seeing (arcsec)
0.645
Observation
ID
46025
Category
science
Program ID
105.207C.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
Program Type
Normal
PI / COI
GALLENNE/ GIEREN/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MERAND
Target
ID
34647
Name
HD224974
RA
0.569626
DEC
-13.40728
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 84.8430 84.3470 121.7000 122.1000
A0-J2 122.8850 122.1440 97.2000 97.5000
A0-J3 131.8330 131.6430 51.0020 51.1810
G1-J2 57.6060 57.4650 59.6000 59.8000
G1-J3 131.0290 131.1090 13.3400 13.7310
J2-J3 100.2710 100.1750 348.8060 349.3340
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207C.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59192.03068321
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 224974
HIERARCH ESO INS SOBJ NAME HD224974
RA 0.569626
DEC -13.40728
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 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 84.843
HIERARCH ESO ISS PBL12 END 84.347
HIERARCH ESO ISS PBLA12 START 121.7
HIERARCH ESO ISS PBLA12 END 122.1
HIERARCH ESO ISS PBL13 START 122.885
HIERARCH ESO ISS PBL13 END 122.144
HIERARCH ESO ISS PBLA13 START 97.2
HIERARCH ESO ISS PBLA13 END 97.5
HIERARCH ESO ISS PBL14 START 131.833
HIERARCH ESO ISS PBL14 END 131.643
HIERARCH ESO ISS PBLA14 START 51.002
HIERARCH ESO ISS PBLA14 END 51.181
HIERARCH ESO ISS PBL23 START 57.606
HIERARCH ESO ISS PBL23 END 57.465
HIERARCH ESO ISS PBLA23 START 59.6
HIERARCH ESO ISS PBLA23 END 59.8
HIERARCH ESO ISS PBL24 START 131.029
HIERARCH ESO ISS PBL24 END 131.109
HIERARCH ESO ISS PBLA24 START 13.34
HIERARCH ESO ISS PBLA24 END 13.731
HIERARCH ESO ISS PBL34 START 100.271
HIERARCH ESO ISS PBL34 END 100.175
HIERARCH ESO ISS PBLA34 START 348.806
HIERARCH ESO ISS PBLA34 END 349.334
HIERARCH ESO ISS AMBI TAU0 START 0.003878
HIERARCH ESO ISS AMBI TAU0 END 0.004983
HIERARCH ESO ISS AMBI TEMP 13.1
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.5