Exposure
ID
GRAVI.2023-01-24T08:43:01.046_1
Header ID
GRAVI.2023-01-24T08:43:01.046
Date updated
2023-01-24 08:55:42 UTC+0000
Release date
2023-01-24 08:43:01 UTC+0000
UTC Start
2023-01-24 08:43:01.046
UTC End
2023-01-24 08:47:01.046
MJD Start
59968.36320655
MJD End
59968.3659843278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0100415
Ambient temperature (°C)
12.71
Seeing (arcsec)
0.955
Observation
ID
53989
Category
calibrator
Program ID
110.23QY.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GIEREN/ KERVELLA/ MÉRAND/ GRACZYK
Target
ID
40128
Name
HIP54978
RA
168.861794
DEC
9.30258
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 80.2820 79.5550 111.8000 111.8000
A0-J2 124.2450 123.5680 90.1000 89.9000
A0-J3 129.7970 130.1620 51.6990 51.6560
G1-J2 57.8950 57.9860 59.2000 59.0000
G1-J3 113.5960 113.9010 13.9120 14.3520
J2-J3 83.6270 83.3270 344.4700 345.0560
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23QY.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59968.36320655
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HIP_54978
HIERARCH ESO INS SOBJ NAME HIP54978
RA 168.861794
DEC 9.30258
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 80.282
HIERARCH ESO ISS PBL12 END 79.555
HIERARCH ESO ISS PBLA12 START 111.8
HIERARCH ESO ISS PBLA12 END 111.8
HIERARCH ESO ISS PBL13 START 124.245
HIERARCH ESO ISS PBL13 END 123.568
HIERARCH ESO ISS PBLA13 START 90.1
HIERARCH ESO ISS PBLA13 END 89.9
HIERARCH ESO ISS PBL14 START 129.797
HIERARCH ESO ISS PBL14 END 130.162
HIERARCH ESO ISS PBLA14 START 51.699
HIERARCH ESO ISS PBLA14 END 51.656
HIERARCH ESO ISS PBL23 START 57.895
HIERARCH ESO ISS PBL23 END 57.986
HIERARCH ESO ISS PBLA23 START 59.2
HIERARCH ESO ISS PBLA23 END 59.0
HIERARCH ESO ISS PBL24 START 113.596
HIERARCH ESO ISS PBL24 END 113.901
HIERARCH ESO ISS PBLA24 START 13.912
HIERARCH ESO ISS PBLA24 END 14.352
HIERARCH ESO ISS PBL34 START 83.627
HIERARCH ESO ISS PBL34 END 83.327
HIERARCH ESO ISS PBLA34 START 344.47
HIERARCH ESO ISS PBLA34 END 345.056
HIERARCH ESO ISS AMBI TAU0 START 0.009737
HIERARCH ESO ISS AMBI TAU0 END 0.010346
HIERARCH ESO ISS AMBI TEMP 12.71
HIERARCH ESO ISS AMBI FWHM START 1.1
HIERARCH ESO ISS AMBI FWHM END 0.81