Exposure
ID
GRAVI.2025-07-19T01:16:36.301_1
Header ID
GRAVI.2025-07-19T01:16:36.301
Date updated
2025-07-19 01:30:42 UTC+0000
Release date
2025-07-19 01:30:42 UTC+0000
UTC Start
2025-07-19 01:16:36.301
UTC End
2025-07-19 01:21:56.301
MJD Start
60875.05319793
MJD End
60875.0569016337
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.004259499999999999
Ambient temperature (°C)
13.84
Seeing (arcsec)
0.8500000000000001
Observation
ID
68853
Category
science
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
51223
Name
P0717_B
RA
241.614005
DEC
-50.87019
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.3770 89.5660 116.4000 117.4000
A0-J2 129.2120 129.1580 95.4000 96.5000
A0-K0 125.8140 125.4460 75.6670 76.7220
G1-J2 55.7660 55.5330 60.5000 61.5000
G1-K0 82.2470 81.9440 30.5590 31.3020
J2-K0 43.9020 43.9500 351.1820 351.8590
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60875.05319793
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME P0717_B
HIERARCH ESO INS SOBJ NAME P0717_B
RA 241.614005
DEC -50.87019
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 89.377
HIERARCH ESO ISS PBL12 END 89.566
HIERARCH ESO ISS PBLA12 START 116.4
HIERARCH ESO ISS PBLA12 END 117.4
HIERARCH ESO ISS PBL13 START 129.212
HIERARCH ESO ISS PBL13 END 129.158
HIERARCH ESO ISS PBLA13 START 95.4
HIERARCH ESO ISS PBLA13 END 96.5
HIERARCH ESO ISS PBL14 START 125.814
HIERARCH ESO ISS PBL14 END 125.446
HIERARCH ESO ISS PBLA14 START 75.667
HIERARCH ESO ISS PBLA14 END 76.722
HIERARCH ESO ISS PBL23 START 55.766
HIERARCH ESO ISS PBL23 END 55.533
HIERARCH ESO ISS PBLA23 START 60.5
HIERARCH ESO ISS PBLA23 END 61.5
HIERARCH ESO ISS PBL24 START 82.247
HIERARCH ESO ISS PBL24 END 81.944
HIERARCH ESO ISS PBLA24 START 30.559
HIERARCH ESO ISS PBLA24 END 31.302
HIERARCH ESO ISS PBL34 START 43.902
HIERARCH ESO ISS PBL34 END 43.95
HIERARCH ESO ISS PBLA34 START 351.182
HIERARCH ESO ISS PBLA34 END 351.859
HIERARCH ESO ISS AMBI TAU0 START 0.003984
HIERARCH ESO ISS AMBI TAU0 END 0.004535
HIERARCH ESO ISS AMBI TEMP 13.84
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.77
HIERARCH ESO FT ROBJ NAME P0717_A
HIERARCH ESO FT ROBJ ALPHA 160626.753
HIERARCH ESO FT ROBJ DELTA -505220.563