Exposure
ID
GRAVI.2025-04-11T08:30:39.178_1
Header ID
GRAVI.2025-04-11T08:30:39.178
Date updated
2025-04-11 08:45:40 UTC+0000
Release date
2025-04-11 08:45:39 UTC+0000
UTC Start
2025-04-11 08:30:39.178
UTC End
2025-04-11 08:35:59.178
MJD Start
60776.35462012
MJD End
60776.358323823704
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.003555
Ambient temperature (°C)
12.32
Seeing (arcsec)
0.68
Observation
ID
66259
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
49323
Name
P1503_B
RA
269.205754
DEC
-29.18002
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.5590 56.5590 20.3000 21.0000
U1-U3 102.3970 102.4190 26.5000 27.2000
U1-U4 129.2520 129.5070 54.1110 54.8750
U2-U3 46.5720 46.5990 34.1000 34.8000
U2-U4 88.0680 88.3710 75.0460 75.7810
U3-U4 61.1030 61.3580 105.0460 105.6640
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 60776.35462012
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME P1503_B
HIERARCH ESO INS SOBJ NAME P1503_B
RA 269.205754
DEC -29.18002
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
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 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 56.559
HIERARCH ESO ISS PBL12 END 56.559
HIERARCH ESO ISS PBLA12 START 20.3
HIERARCH ESO ISS PBLA12 END 21.0
HIERARCH ESO ISS PBL13 START 102.397
HIERARCH ESO ISS PBL13 END 102.419
HIERARCH ESO ISS PBLA13 START 26.5
HIERARCH ESO ISS PBLA13 END 27.2
HIERARCH ESO ISS PBL14 START 129.252
HIERARCH ESO ISS PBL14 END 129.507
HIERARCH ESO ISS PBLA14 START 54.111
HIERARCH ESO ISS PBLA14 END 54.875
HIERARCH ESO ISS PBL23 START 46.572
HIERARCH ESO ISS PBL23 END 46.599
HIERARCH ESO ISS PBLA23 START 34.1
HIERARCH ESO ISS PBLA23 END 34.8
HIERARCH ESO ISS PBL24 START 88.068
HIERARCH ESO ISS PBL24 END 88.371
HIERARCH ESO ISS PBLA24 START 75.046
HIERARCH ESO ISS PBLA24 END 75.781
HIERARCH ESO ISS PBL34 START 61.103
HIERARCH ESO ISS PBL34 END 61.358
HIERARCH ESO ISS PBLA34 START 105.046
HIERARCH ESO ISS PBLA34 END 105.664
HIERARCH ESO ISS AMBI TAU0 START 0.003555
HIERARCH ESO ISS AMBI TAU0 END 0.003555
HIERARCH ESO ISS AMBI TEMP 12.32
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.68
HIERARCH ESO FT ROBJ NAME P1503_A
HIERARCH ESO FT ROBJ ALPHA 175649.313
HIERARCH ESO FT ROBJ DELTA -291035.457