Exposure
ID
GRAVI.2025-04-15T00:33:24.905_1
Header ID
GRAVI.2025-04-15T00:33:24.905
Date updated
2025-04-15 00:40:35 UTC+0000
Release date
2025-04-15 00:40:35 UTC+0000
UTC Start
2025-04-15 00:33:24.905
UTC End
2025-04-15 00:34:44.905
MJD Start
60780.02320492
MJD End
60780.02413084592
Exposure time (s)
80.0
Validation level
1
Tau 0: Coherence time (s)
0.003988
Ambient temperature (°C)
10.3
Seeing (arcsec)
0.61
Observation
ID
66269
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
49329
Name
P0177_B
RA
140.275859
DEC
-54.15207
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 50.5570 50.5080 29.8000 30.0000
U1-U3 92.8400 92.7400 36.6000 36.9000
U1-U4 125.9990 125.8840 64.4020 64.6820
U2-U3 43.0580 43.0090 44.6000 44.9000
U2-U4 89.1150 89.0860 83.1800 83.4830
U3-U4 61.5930 61.6300 109.0070 109.3000
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 60780.02320492
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME P0177_B
HIERARCH ESO INS SOBJ NAME P0177_B
RA 140.275859
DEC -54.15207
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 95.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 50.557
HIERARCH ESO ISS PBL12 END 50.508
HIERARCH ESO ISS PBLA12 START 29.8
HIERARCH ESO ISS PBLA12 END 30.0
HIERARCH ESO ISS PBL13 START 92.84
HIERARCH ESO ISS PBL13 END 92.74
HIERARCH ESO ISS PBLA13 START 36.6
HIERARCH ESO ISS PBLA13 END 36.9
HIERARCH ESO ISS PBL14 START 125.999
HIERARCH ESO ISS PBL14 END 125.884
HIERARCH ESO ISS PBLA14 START 64.402
HIERARCH ESO ISS PBLA14 END 64.682
HIERARCH ESO ISS PBL23 START 43.058
HIERARCH ESO ISS PBL23 END 43.009
HIERARCH ESO ISS PBLA23 START 44.6
HIERARCH ESO ISS PBLA23 END 44.9
HIERARCH ESO ISS PBL24 START 89.115
HIERARCH ESO ISS PBL24 END 89.086
HIERARCH ESO ISS PBLA24 START 83.18
HIERARCH ESO ISS PBLA24 END 83.483
HIERARCH ESO ISS PBL34 START 61.593
HIERARCH ESO ISS PBL34 END 61.63
HIERARCH ESO ISS PBLA34 START 109.007
HIERARCH ESO ISS PBLA34 END 109.3
HIERARCH ESO ISS AMBI TAU0 START 0.003988
HIERARCH ESO ISS AMBI TAU0 END 0.003988
HIERARCH ESO ISS AMBI TEMP 10.3
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.61
HIERARCH ESO FT ROBJ NAME P0177_A
HIERARCH ESO FT ROBJ ALPHA 092105.725
HIERARCH ESO FT ROBJ DELTA -540911.749