Exposure
ID
GRAVI.2021-10-12T04:17:08.753_1
Header ID
GRAVI.2021-10-12T04:17:08.753
Date updated
2021-10-12 04:30:53 UTC+0000
Release date
2022-10-12 04:30:53 UTC+0000
UTC Start
2021-10-12 04:17:08.753
UTC End
2021-10-12 04:21:08.753
MJD Start
59499.17857353
MJD End
59499.1813513078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0049265
Ambient temperature (°C)
14.07
Seeing (arcsec)
0.675
Observation
ID
48487
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
36347
Name
HD9312
RA
23.013645
DEC
16.94628
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.8340 67.9720 273.7000 273.4000
K0-D0 89.9840 90.5520 257.5000 257.3000
K0-J3 48.1760 47.8610 323.6370 323.8370
G2-D0 31.1930 31.4800 220.3000 220.6000
G2-J3 52.1230 52.6280 48.6560 48.8280
D0-J3 83.1070 83.9040 45.5220 45.7440
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 59499.17857353
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 9312
HIERARCH ESO INS SOBJ NAME HD9312
RA 23.013645
DEC 16.94628
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
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 67.834
HIERARCH ESO ISS PBL12 END 67.972
HIERARCH ESO ISS PBLA12 START 273.7
HIERARCH ESO ISS PBLA12 END 273.4
HIERARCH ESO ISS PBL13 START 89.984
HIERARCH ESO ISS PBL13 END 90.552
HIERARCH ESO ISS PBLA13 START 257.5
HIERARCH ESO ISS PBLA13 END 257.3
HIERARCH ESO ISS PBL14 START 48.176
HIERARCH ESO ISS PBL14 END 47.861
HIERARCH ESO ISS PBLA14 START 323.637
HIERARCH ESO ISS PBLA14 END 323.837
HIERARCH ESO ISS PBL23 START 31.193
HIERARCH ESO ISS PBL23 END 31.48
HIERARCH ESO ISS PBLA23 START 220.3
HIERARCH ESO ISS PBLA23 END 220.6
HIERARCH ESO ISS PBL24 START 52.123
HIERARCH ESO ISS PBL24 END 52.628
HIERARCH ESO ISS PBLA24 START 48.656
HIERARCH ESO ISS PBLA24 END 48.828
HIERARCH ESO ISS PBL34 START 83.107
HIERARCH ESO ISS PBL34 END 83.904
HIERARCH ESO ISS PBLA34 START 45.522
HIERARCH ESO ISS PBLA34 END 45.744
HIERARCH ESO ISS AMBI TAU0 START 0.005052
HIERARCH ESO ISS AMBI TAU0 END 0.004801
HIERARCH ESO ISS AMBI TEMP 14.07
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.75