Exposure
ID
GRAVI.2021-09-06T07:03:45.840_1
Header ID
GRAVI.2021-09-06T07:03:45.840
Date updated
2021-09-06 07:15:44 UTC+0000
Release date
2022-09-06 07:15:44 UTC+0000
UTC Start
2021-09-06 07:03:45.840
UTC End
2021-09-06 07:07:45.840
MJD Start
59463.29428056
MJD End
59463.2970583378
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0050615
Ambient temperature (°C)
12.02
Seeing (arcsec)
0.53
Observation
ID
48147
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
36131
Name
HD224974
RA
0.569675
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 83.7770 83.2470 122.6000 123.1000
A0-J2 121.2820 120.4630 97.8000 98.1000
A0-J3 131.4050 131.1600 51.3650 51.5290
G1-J2 57.2950 57.1250 60.0000 60.1000
G1-J3 131.1940 131.2730 14.1540 14.5370
J2-J3 100.0690 99.9820 349.9180 350.4570
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 59463.29428056
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 224974
HIERARCH ESO INS SOBJ NAME HD224974
RA 0.569675
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 83.777
HIERARCH ESO ISS PBL12 END 83.247
HIERARCH ESO ISS PBLA12 START 122.6
HIERARCH ESO ISS PBLA12 END 123.1
HIERARCH ESO ISS PBL13 START 121.282
HIERARCH ESO ISS PBL13 END 120.463
HIERARCH ESO ISS PBLA13 START 97.8
HIERARCH ESO ISS PBLA13 END 98.1
HIERARCH ESO ISS PBL14 START 131.405
HIERARCH ESO ISS PBL14 END 131.16
HIERARCH ESO ISS PBLA14 START 51.365
HIERARCH ESO ISS PBLA14 END 51.529
HIERARCH ESO ISS PBL23 START 57.295
HIERARCH ESO ISS PBL23 END 57.125
HIERARCH ESO ISS PBLA23 START 60.0
HIERARCH ESO ISS PBLA23 END 60.1
HIERARCH ESO ISS PBL24 START 131.194
HIERARCH ESO ISS PBL24 END 131.273
HIERARCH ESO ISS PBLA24 START 14.154
HIERARCH ESO ISS PBLA24 END 14.537
HIERARCH ESO ISS PBL34 START 100.069
HIERARCH ESO ISS PBL34 END 99.982
HIERARCH ESO ISS PBLA34 START 349.918
HIERARCH ESO ISS PBLA34 END 350.457
HIERARCH ESO ISS AMBI TAU0 START 0.004742
HIERARCH ESO ISS AMBI TAU0 END 0.005381
HIERARCH ESO ISS AMBI TEMP 12.02
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53