Exposure
ID
GRAVI.2023-10-25T00:33:40.500_1
Header ID
GRAVI.2023-10-25T00:33:40.500
Date updated
2023-10-25 00:45:31 UTC+0000
Release date
2023-10-25 00:45:31 UTC+0000
UTC Start
2023-10-25 00:33:40.500
UTC End
2023-10-25 00:39:00.500
MJD Start
60242.02338542
MJD End
60242.0270891237
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.004313
Ambient temperature (°C)
16.46
Seeing (arcsec)
0.705
Observation
ID
57421
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
42149
Name
P1954_B
RA
277.676908
DEC
-29.60755
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 24.5660 24.5530 174.1000 175.1000
A0-D0 21.7750 21.2690 96.4000 97.3000
A0-C1 19.2770 19.1620 152.5110 153.8910
B2-D0 29.1290 28.8800 41.0000 41.1000
B2-C1 9.7060 9.6230 40.9410 41.0760
D0-C1 19.4230 19.2570 221.0000 221.1340
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 60242.02338542
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME P1954_B
HIERARCH ESO INS SOBJ NAME P1954_B
RA 277.676908
DEC -29.60755
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 24.566
HIERARCH ESO ISS PBL12 END 24.553
HIERARCH ESO ISS PBLA12 START 174.1
HIERARCH ESO ISS PBLA12 END 175.1
HIERARCH ESO ISS PBL13 START 21.775
HIERARCH ESO ISS PBL13 END 21.269
HIERARCH ESO ISS PBLA13 START 96.4
HIERARCH ESO ISS PBLA13 END 97.3
HIERARCH ESO ISS PBL14 START 19.277
HIERARCH ESO ISS PBL14 END 19.162
HIERARCH ESO ISS PBLA14 START 152.511
HIERARCH ESO ISS PBLA14 END 153.891
HIERARCH ESO ISS PBL23 START 29.129
HIERARCH ESO ISS PBL23 END 28.88
HIERARCH ESO ISS PBLA23 START 41.0
HIERARCH ESO ISS PBLA23 END 41.1
HIERARCH ESO ISS PBL24 START 9.706
HIERARCH ESO ISS PBL24 END 9.623
HIERARCH ESO ISS PBLA24 START 40.941
HIERARCH ESO ISS PBLA24 END 41.076
HIERARCH ESO ISS PBL34 START 19.423
HIERARCH ESO ISS PBL34 END 19.257
HIERARCH ESO ISS PBLA34 START 221.0
HIERARCH ESO ISS PBLA34 END 221.134
HIERARCH ESO ISS AMBI TAU0 START 0.004383
HIERARCH ESO ISS AMBI TAU0 END 0.004243
HIERARCH ESO ISS AMBI TEMP 16.46
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.74
HIERARCH ESO FT ROBJ NAME P1954_A
HIERARCH ESO FT ROBJ ALPHA 183042.447
HIERARCH ESO FT ROBJ DELTA -293623.839