Exposure
ID
GRAVI.2020-12-09T00:53:35.053_1
Header ID
GRAVI.2020-12-09T00:53:35.053
Date updated
2020-12-09 04:57:26 UTC+0000
Release date
2021-12-09 04:57:25 UTC+0000
UTC Start
2020-12-09 00:53:35.053
UTC End
2020-12-09 00:57:35.053
MJD Start
59192.03721126
MJD End
59192.03998903778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0051459999999999995
Ambient temperature (°C)
13.17
Seeing (arcsec)
0.48
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 83.7250 83.1930 122.7000 123.2000
A0-J2 121.1980 120.3750 97.8000 98.1000
A0-J3 131.3790 131.1310 51.3860 51.5450
G1-J2 57.2770 57.1050 60.0000 60.1000
G1-J3 131.2050 131.2840 14.1960 14.5770
J2-J3 100.0650 99.9770 349.9780 350.5150
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 59192.03721126
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 83.725
HIERARCH ESO ISS PBL12 END 83.193
HIERARCH ESO ISS PBLA12 START 122.7
HIERARCH ESO ISS PBLA12 END 123.2
HIERARCH ESO ISS PBL13 START 121.198
HIERARCH ESO ISS PBL13 END 120.375
HIERARCH ESO ISS PBLA13 START 97.8
HIERARCH ESO ISS PBLA13 END 98.1
HIERARCH ESO ISS PBL14 START 131.379
HIERARCH ESO ISS PBL14 END 131.131
HIERARCH ESO ISS PBLA14 START 51.386
HIERARCH ESO ISS PBLA14 END 51.545
HIERARCH ESO ISS PBL23 START 57.277
HIERARCH ESO ISS PBL23 END 57.105
HIERARCH ESO ISS PBLA23 START 60.0
HIERARCH ESO ISS PBLA23 END 60.1
HIERARCH ESO ISS PBL24 START 131.205
HIERARCH ESO ISS PBL24 END 131.284
HIERARCH ESO ISS PBLA24 START 14.196
HIERARCH ESO ISS PBLA24 END 14.577
HIERARCH ESO ISS PBL34 START 100.065
HIERARCH ESO ISS PBL34 END 99.977
HIERARCH ESO ISS PBLA34 START 349.978
HIERARCH ESO ISS PBLA34 END 350.515
HIERARCH ESO ISS AMBI TAU0 START 0.005004
HIERARCH ESO ISS AMBI TAU0 END 0.005288
HIERARCH ESO ISS AMBI TEMP 13.17
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.49