Exposure
ID
GRAVI.2025-06-23T23:45:24.480_1
Header ID
GRAVI.2025-06-23T23:45:24.480
Date updated
2025-06-23 23:51:09 UTC+0000
Release date
2025-06-23 23:45:24 UTC+0000
UTC Start
2025-06-23 23:45:24.480
UTC End
2025-06-23 23:45:56.480
MJD Start
60849.98986667
MJD End
60849.99023704037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.003416
Ambient temperature (°C)
11.77
Seeing (arcsec)
0.69
Observation
ID
68215
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
50703
Name
HD_104103
RA
179.840224
DEC
-30.06083
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2320 25.2290 151.6000 151.7000
A0-D0 30.6040 30.5740 79.7000 79.8000
A0-C1 22.2030 22.1920 125.7340 125.8650
B2-D0 33.0890 33.0760 33.2000 33.3000
B2-C1 11.0230 11.0180 33.1420 33.2160
D0-C1 22.0670 22.0580 213.2060 213.2790
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60849.98986667
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 104103
HIERARCH ESO INS SOBJ NAME HD_104103
RA 179.840224
DEC -30.06083
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 54.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 25.232
HIERARCH ESO ISS PBL12 END 25.229
HIERARCH ESO ISS PBLA12 START 151.6
HIERARCH ESO ISS PBLA12 END 151.7
HIERARCH ESO ISS PBL13 START 30.604
HIERARCH ESO ISS PBL13 END 30.574
HIERARCH ESO ISS PBLA13 START 79.7
HIERARCH ESO ISS PBLA13 END 79.8
HIERARCH ESO ISS PBL14 START 22.203
HIERARCH ESO ISS PBL14 END 22.192
HIERARCH ESO ISS PBLA14 START 125.734
HIERARCH ESO ISS PBLA14 END 125.865
HIERARCH ESO ISS PBL23 START 33.089
HIERARCH ESO ISS PBL23 END 33.076
HIERARCH ESO ISS PBLA23 START 33.2
HIERARCH ESO ISS PBLA23 END 33.3
HIERARCH ESO ISS PBL24 START 11.023
HIERARCH ESO ISS PBL24 END 11.018
HIERARCH ESO ISS PBLA24 START 33.142
HIERARCH ESO ISS PBLA24 END 33.216
HIERARCH ESO ISS PBL34 START 22.067
HIERARCH ESO ISS PBL34 END 22.058
HIERARCH ESO ISS PBLA34 START 213.206
HIERARCH ESO ISS PBLA34 END 213.279
HIERARCH ESO ISS AMBI TAU0 START 0.003416
HIERARCH ESO ISS AMBI TAU0 END 0.003416
HIERARCH ESO ISS AMBI TEMP 11.77
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69