Exposure
ID
GRAVI.2025-11-18T01:42:00.587_1
Header ID
GRAVI.2025-11-18T01:42:00.587
Date updated
2025-11-18 07:05:24 UTC+0000
Release date
2025-11-18 01:42:00 UTC+0000
UTC Start
2025-11-18 01:42:00.587
UTC End
2025-11-18 01:46:00.587
MJD Start
60997.07084013
MJD End
60997.07361790778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004057
Ambient temperature (°C)
14.98
Seeing (arcsec)
0.905
Observation
ID
71801
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
53303
Name
lam01sclb
RA
10.675863
DEC
-38.46361
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9050 24.9430 142.5000 143.0000
A0-D0 31.8560 31.8100 72.4000 73.0000
A0-C1 22.5410 22.5640 116.2520 116.8690
B2-D0 33.0900 33.0390 27.4000 27.8000
B2-C1 11.0220 11.0050 27.3260 27.8040
D0-C1 22.0680 22.0340 207.3910 207.8690
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,DUAL
MJD-OBS 60997.07084013
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME lam01sclb
HIERARCH ESO INS SOBJ NAME lam01sclb
RA 10.675863
DEC -38.46361
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 24.905
HIERARCH ESO ISS PBL12 END 24.943
HIERARCH ESO ISS PBLA12 START 142.5
HIERARCH ESO ISS PBLA12 END 143.0
HIERARCH ESO ISS PBL13 START 31.856
HIERARCH ESO ISS PBL13 END 31.81
HIERARCH ESO ISS PBLA13 START 72.4
HIERARCH ESO ISS PBLA13 END 73.0
HIERARCH ESO ISS PBL14 START 22.541
HIERARCH ESO ISS PBL14 END 22.564
HIERARCH ESO ISS PBLA14 START 116.252
HIERARCH ESO ISS PBLA14 END 116.869
HIERARCH ESO ISS PBL23 START 33.09
HIERARCH ESO ISS PBL23 END 33.039
HIERARCH ESO ISS PBLA23 START 27.4
HIERARCH ESO ISS PBLA23 END 27.8
HIERARCH ESO ISS PBL24 START 11.022
HIERARCH ESO ISS PBL24 END 11.005
HIERARCH ESO ISS PBLA24 START 27.326
HIERARCH ESO ISS PBLA24 END 27.804
HIERARCH ESO ISS PBL34 START 22.068
HIERARCH ESO ISS PBL34 END 22.034
HIERARCH ESO ISS PBLA34 START 207.391
HIERARCH ESO ISS PBLA34 END 207.869
HIERARCH ESO ISS AMBI TAU0 START 0.003945
HIERARCH ESO ISS AMBI TAU0 END 0.004169
HIERARCH ESO ISS AMBI TEMP 14.98
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.95
HIERARCH ESO FT ROBJ NAME lam01sclb
HIERARCH ESO FT ROBJ ALPHA 004242.891
HIERARCH ESO FT ROBJ DELTA -382748.554