Exposure
ID
GRAVI.2025-04-12T03:46:12.451_1
Header ID
GRAVI.2025-04-12T03:46:12.451
Date updated
2025-04-12 04:00:41 UTC+0000
Release date
2025-04-12 04:00:41 UTC+0000
UTC Start
2025-04-12 03:46:12.451
UTC End
2025-04-12 03:51:32.451
MJD Start
60777.15708855
MJD End
60777.1607922537
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.002748
Ambient temperature (°C)
11.64
Seeing (arcsec)
0.9650000000000001
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 25.2690 25.2540 149.0000 149.7000
A0-D0 31.2150 31.0600 77.3000 77.9000
A0-J3 129.4820 128.9940 51.6540 52.1770
B2-D0 33.4290 33.3610 31.4000 31.9000
B2-J3 135.0470 134.6590 40.9580 41.4630
D0-J3 102.2320 101.9100 44.0660 44.5740
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 60777.15708855
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 25.269
HIERARCH ESO ISS PBL12 END 25.254
HIERARCH ESO ISS PBLA12 START 149.0
HIERARCH ESO ISS PBLA12 END 149.7
HIERARCH ESO ISS PBL13 START 31.215
HIERARCH ESO ISS PBL13 END 31.06
HIERARCH ESO ISS PBLA13 START 77.3
HIERARCH ESO ISS PBLA13 END 77.9
HIERARCH ESO ISS PBL14 START 129.482
HIERARCH ESO ISS PBL14 END 128.994
HIERARCH ESO ISS PBLA14 START 51.654
HIERARCH ESO ISS PBLA14 END 52.177
HIERARCH ESO ISS PBL23 START 33.429
HIERARCH ESO ISS PBL23 END 33.361
HIERARCH ESO ISS PBLA23 START 31.4
HIERARCH ESO ISS PBLA23 END 31.9
HIERARCH ESO ISS PBL24 START 135.047
HIERARCH ESO ISS PBL24 END 134.659
HIERARCH ESO ISS PBLA24 START 40.958
HIERARCH ESO ISS PBLA24 END 41.463
HIERARCH ESO ISS PBL34 START 102.232
HIERARCH ESO ISS PBL34 END 101.91
HIERARCH ESO ISS PBLA34 START 44.066
HIERARCH ESO ISS PBLA34 END 44.574
HIERARCH ESO ISS AMBI TAU0 START 0.002469
HIERARCH ESO ISS AMBI TAU0 END 0.003027
HIERARCH ESO ISS AMBI TEMP 11.64
HIERARCH ESO ISS AMBI FWHM START 1.04
HIERARCH ESO ISS AMBI FWHM END 0.89
HIERARCH ESO FT ROBJ NAME P0242_A
HIERARCH ESO FT ROBJ ALPHA 113216.404
HIERARCH ESO FT ROBJ DELTA -291539.679