Exposure
ID
GRAVI.2023-10-23T23:43:11.144_1
Header ID
GRAVI.2023-10-23T23:43:11.144
Date updated
2023-10-23 23:55:32 UTC+0000
Release date
2023-10-23 23:55:32 UTC+0000
UTC Start
2023-10-23 23:43:11.144
UTC End
2023-10-23 23:48:31.144
MJD Start
60240.98832343
MJD End
60240.9920271337
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.002305
Ambient temperature (°C)
16.42
Seeing (arcsec)
0.8300000000000001
Observation
ID
57413
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
42547
Name
P1869_B
RA
276.293316
DEC
-10.02877
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 21.7210 21.6340 163.6000 164.6000
A0-D0 26.5090 26.0770 76.0000 76.0000
A0-C1 17.2670 17.0050 132.8590 133.9330
B2-D0 33.5690 33.4950 35.7000 35.7000
B2-C1 11.1830 11.1580 35.6380 35.7090
D0-C1 22.3860 22.3370 215.6860 215.7570
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 60240.98832343
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME P1869_B
HIERARCH ESO INS SOBJ NAME P1869_B
RA 276.293316
DEC -10.02877
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 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 21.721
HIERARCH ESO ISS PBL12 END 21.634
HIERARCH ESO ISS PBLA12 START 163.6
HIERARCH ESO ISS PBLA12 END 164.6
HIERARCH ESO ISS PBL13 START 26.509
HIERARCH ESO ISS PBL13 END 26.077
HIERARCH ESO ISS PBLA13 START 76.0
HIERARCH ESO ISS PBLA13 END 76.0
HIERARCH ESO ISS PBL14 START 17.267
HIERARCH ESO ISS PBL14 END 17.005
HIERARCH ESO ISS PBLA14 START 132.859
HIERARCH ESO ISS PBLA14 END 133.933
HIERARCH ESO ISS PBL23 START 33.569
HIERARCH ESO ISS PBL23 END 33.495
HIERARCH ESO ISS PBLA23 START 35.7
HIERARCH ESO ISS PBLA23 END 35.7
HIERARCH ESO ISS PBL24 START 11.183
HIERARCH ESO ISS PBL24 END 11.158
HIERARCH ESO ISS PBLA24 START 35.638
HIERARCH ESO ISS PBLA24 END 35.709
HIERARCH ESO ISS PBL34 START 22.386
HIERARCH ESO ISS PBL34 END 22.337
HIERARCH ESO ISS PBLA34 START 215.686
HIERARCH ESO ISS PBLA34 END 215.757
HIERARCH ESO ISS AMBI TAU0 START 0.002305
HIERARCH ESO ISS AMBI TAU0 END 0.002305
HIERARCH ESO ISS AMBI TEMP 16.42
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.81
HIERARCH ESO FT ROBJ NAME P1869_A
HIERARCH ESO FT ROBJ ALPHA 182510.451
HIERARCH ESO FT ROBJ DELTA -100145.503