Exposure
ID
GRAVI.2025-02-22T02:20:52.648_1
Header ID
GRAVI.2025-02-22T02:20:52.648
Date updated
2025-02-22 02:35:36 UTC+0000
Release date
2026-02-22 02:35:36 UTC+0000
UTC Start
2025-02-22 02:20:52.648
UTC End
2025-02-22 02:27:32.648
MJD Start
60728.09783157
MJD End
60728.102461199625
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.009087499999999998
Ambient temperature (°C)
15.11
Seeing (arcsec)
0.7250000000000001
Observation
ID
64779
Category
science
Program ID
114.27CL.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATION BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
48240
Name
HD_46999
RA
98.488608
DEC
-47.31179
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.1110 47.1950 159.7000 160.7000
A0-J2 126.7810 126.2640 106.4000 107.7000
A0-J6 151.2260 150.2560 36.8540 37.6480
B5-J2 105.6170 104.8310 85.4000 86.7000
B5-J6 181.1360 180.3670 24.2280 24.9740
J2-J6 159.7460 159.9430 348.8290 349.7330
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27CL.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60728.09783157
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 46999
HIERARCH ESO INS SOBJ NAME HD_46999
RA 98.488608
DEC -47.31179
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 47.111
HIERARCH ESO ISS PBL12 END 47.195
HIERARCH ESO ISS PBLA12 START 159.7
HIERARCH ESO ISS PBLA12 END 160.7
HIERARCH ESO ISS PBL13 START 126.781
HIERARCH ESO ISS PBL13 END 126.264
HIERARCH ESO ISS PBLA13 START 106.4
HIERARCH ESO ISS PBLA13 END 107.7
HIERARCH ESO ISS PBL14 START 151.226
HIERARCH ESO ISS PBL14 END 150.256
HIERARCH ESO ISS PBLA14 START 36.854
HIERARCH ESO ISS PBLA14 END 37.648
HIERARCH ESO ISS PBL23 START 105.617
HIERARCH ESO ISS PBL23 END 104.831
HIERARCH ESO ISS PBLA23 START 85.4
HIERARCH ESO ISS PBLA23 END 86.7
HIERARCH ESO ISS PBL24 START 181.136
HIERARCH ESO ISS PBL24 END 180.367
HIERARCH ESO ISS PBLA24 START 24.228
HIERARCH ESO ISS PBLA24 END 24.974
HIERARCH ESO ISS PBL34 START 159.746
HIERARCH ESO ISS PBL34 END 159.943
HIERARCH ESO ISS PBLA34 START 348.829
HIERARCH ESO ISS PBLA34 END 349.733
HIERARCH ESO ISS AMBI TAU0 START 0.007817
HIERARCH ESO ISS AMBI TAU0 END 0.010358
HIERARCH ESO ISS AMBI TEMP 15.11
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.67