Exposure
ID
GRAVI.2025-04-11T08:52:13.826_1
Header ID
GRAVI.2025-04-11T08:52:13.826
Date updated
2025-04-11 09:00:43 UTC+0000
Release date
2025-04-11 09:00:43 UTC+0000
UTC Start
2025-04-11 08:52:13.826
UTC End
2025-04-11 08:52:31.826
MJD Start
60776.36960447
MJD End
60776.36981280333
Exposure time (s)
18.0
Validation level
1
Tau 0: Coherence time (s)
0.003555
Ambient temperature (°C)
11.49
Seeing (arcsec)
0.68
Observation
ID
66261
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
49325
Name
2MASS_J16042591-1126
RA
241.109056
DEC
-11.44938
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.5420 56.5440 33.0000 33.0000
U1-U3 102.4140 102.4100 38.8000 38.8000
U1-U4 127.3850 127.3080 64.8440 64.8650
U2-U3 46.5150 46.5070 45.8000 45.9000
U2-U4 84.8020 84.7120 85.4610 85.4930
U3-U4 57.2670 57.1970 116.6660 116.7380
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9801(U)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60776.36960447
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME 2MASS_J16042591-1126577
HIERARCH ESO INS SOBJ NAME 2MASS_J16042591-1126
RA 241.109056
DEC -11.44938
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 47.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 60
HIERARCH ESO ISS PBL12 START 56.542
HIERARCH ESO ISS PBL12 END 56.544
HIERARCH ESO ISS PBLA12 START 33.0
HIERARCH ESO ISS PBLA12 END 33.0
HIERARCH ESO ISS PBL13 START 102.414
HIERARCH ESO ISS PBL13 END 102.41
HIERARCH ESO ISS PBLA13 START 38.8
HIERARCH ESO ISS PBLA13 END 38.8
HIERARCH ESO ISS PBL14 START 127.385
HIERARCH ESO ISS PBL14 END 127.308
HIERARCH ESO ISS PBLA14 START 64.844
HIERARCH ESO ISS PBLA14 END 64.865
HIERARCH ESO ISS PBL23 START 46.515
HIERARCH ESO ISS PBL23 END 46.507
HIERARCH ESO ISS PBLA23 START 45.8
HIERARCH ESO ISS PBLA23 END 45.9
HIERARCH ESO ISS PBL24 START 84.802
HIERARCH ESO ISS PBL24 END 84.712
HIERARCH ESO ISS PBLA24 START 85.461
HIERARCH ESO ISS PBLA24 END 85.493
HIERARCH ESO ISS PBL34 START 57.267
HIERARCH ESO ISS PBL34 END 57.197
HIERARCH ESO ISS PBLA34 START 116.666
HIERARCH ESO ISS PBLA34 END 116.738
HIERARCH ESO ISS AMBI TAU0 START 0.003555
HIERARCH ESO ISS AMBI TAU0 END 0.003555
HIERARCH ESO ISS AMBI TEMP 11.49
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.68