Exposure
ID
GRAVI.2025-04-12T03:54:48.472_1
Header ID
GRAVI.2025-04-12T03:54:48.472
Date updated
2025-04-12 04:10:45 UTC+0000
Release date
2025-04-12 04:10:45 UTC+0000
UTC Start
2025-04-12 03:54:48.472
UTC End
2025-04-12 04:00:08.472
MJD Start
60777.16306102
MJD End
60777.166764723705
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.00327
Ambient temperature (°C)
11.68
Seeing (arcsec)
0.89
Observation
ID
66262
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
49179
Name
P0242_B
RA
173.067441
DEC
-29.26138
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
A0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2450 25.2260 150.1000 150.9000
A0-D0 30.9730 30.7960 78.2000 78.9000
A0-J3 128.7230 128.1720 52.4440 52.9550
B2-D0 33.3230 33.2470 32.2000 32.7000
B2-J3 134.4430 134.0050 41.7190 42.2090
D0-J3 101.7310 101.3680 44.8330 45.3270
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9801(U)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60777.16306102
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME P0242_B
HIERARCH ESO INS SOBJ NAME P0242_B
RA 173.067441
DEC -29.26138
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 J3
EXPTIME 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 25.245
HIERARCH ESO ISS PBL12 END 25.226
HIERARCH ESO ISS PBLA12 START 150.1
HIERARCH ESO ISS PBLA12 END 150.9
HIERARCH ESO ISS PBL13 START 30.973
HIERARCH ESO ISS PBL13 END 30.796
HIERARCH ESO ISS PBLA13 START 78.2
HIERARCH ESO ISS PBLA13 END 78.9
HIERARCH ESO ISS PBL14 START 128.723
HIERARCH ESO ISS PBL14 END 128.172
HIERARCH ESO ISS PBLA14 START 52.444
HIERARCH ESO ISS PBLA14 END 52.955
HIERARCH ESO ISS PBL23 START 33.323
HIERARCH ESO ISS PBL23 END 33.247
HIERARCH ESO ISS PBLA23 START 32.2
HIERARCH ESO ISS PBLA23 END 32.7
HIERARCH ESO ISS PBL24 START 134.443
HIERARCH ESO ISS PBL24 END 134.005
HIERARCH ESO ISS PBLA24 START 41.719
HIERARCH ESO ISS PBLA24 END 42.209
HIERARCH ESO ISS PBL34 START 101.731
HIERARCH ESO ISS PBL34 END 101.368
HIERARCH ESO ISS PBLA34 START 44.833
HIERARCH ESO ISS PBLA34 END 45.327
HIERARCH ESO ISS AMBI TAU0 START 0.003067
HIERARCH ESO ISS AMBI TAU0 END 0.003473
HIERARCH ESO ISS AMBI TEMP 11.68
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.9
HIERARCH ESO FT ROBJ NAME P0242_A
HIERARCH ESO FT ROBJ ALPHA 113216.404
HIERARCH ESO FT ROBJ DELTA -291539.679