Exposure
ID
GRAVI.2025-05-26T00:07:14.234_1
Header ID
GRAVI.2025-05-26T00:07:14.234
Date updated
2025-05-26 00:15:57 UTC+0000
Release date
2025-05-26 00:07:14 UTC+0000
UTC Start
2025-05-26 00:07:14.234
UTC End
2025-05-26 00:07:33.434
MJD Start
60821.00502586
MJD End
60821.00524808223
Exposure time (s)
19.2
Validation level
1
Tau 0: Coherence time (s)
0.005158
Ambient temperature (°C)
12.32
Seeing (arcsec)
0.86
Observation
ID
67571
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
50257
Name
HD_102964
RA
177.782475
DEC
-45.17351
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.9180 88.9560 112.6000 112.8000
A0-J2 129.0580 129.0740 90.6000 90.7000
A0-K0 127.5520 127.5280 70.1890 70.3240
G1-J2 57.3450 57.3240 55.0000 55.1000
G1-K0 86.2480 86.2180 26.0980 26.1970
J2-K0 45.4880 45.4970 348.5320 348.6190
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 60821.00502586
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 102964
HIERARCH ESO INS SOBJ NAME HD_102964
RA 177.782475
DEC -45.17351
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 50.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 88.918
HIERARCH ESO ISS PBL12 END 88.956
HIERARCH ESO ISS PBLA12 START 112.6
HIERARCH ESO ISS PBLA12 END 112.8
HIERARCH ESO ISS PBL13 START 129.058
HIERARCH ESO ISS PBL13 END 129.074
HIERARCH ESO ISS PBLA13 START 90.6
HIERARCH ESO ISS PBLA13 END 90.7
HIERARCH ESO ISS PBL14 START 127.552
HIERARCH ESO ISS PBL14 END 127.528
HIERARCH ESO ISS PBLA14 START 70.189
HIERARCH ESO ISS PBLA14 END 70.324
HIERARCH ESO ISS PBL23 START 57.345
HIERARCH ESO ISS PBL23 END 57.324
HIERARCH ESO ISS PBLA23 START 55.0
HIERARCH ESO ISS PBLA23 END 55.1
HIERARCH ESO ISS PBL24 START 86.248
HIERARCH ESO ISS PBL24 END 86.218
HIERARCH ESO ISS PBLA24 START 26.098
HIERARCH ESO ISS PBLA24 END 26.197
HIERARCH ESO ISS PBL34 START 45.488
HIERARCH ESO ISS PBL34 END 45.497
HIERARCH ESO ISS PBLA34 START 348.532
HIERARCH ESO ISS PBLA34 END 348.619
HIERARCH ESO ISS AMBI TAU0 START 0.005158
HIERARCH ESO ISS AMBI TAU0 END 0.005158
HIERARCH ESO ISS AMBI TEMP 12.32
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.86