Exposure
ID
GRAVI.2025-04-29T08:51:05.768_1
Header ID
GRAVI.2025-04-29T08:51:05.768
Date updated
2025-04-29 09:00:55 UTC+0000
Release date
2025-04-29 08:51:05 UTC+0000
UTC Start
2025-04-29 08:51:05.768
UTC End
2025-04-29 08:53:05.768
MJD Start
60794.36881676
MJD End
60794.370205648884
Exposure time (s)
120.0
Validation level
1
Tau 0: Coherence time (s)
0.0035794999999999998
Ambient temperature (°C)
12.16
Seeing (arcsec)
0.5249999999999999
Observation
ID
67045
Category
calibrator
Program ID
113.26EQ.009
Program Title
USING GRAVITY TO STUDY STAR-DISK INTERACTION
Program Type
Monitoring
PI / COI
GINSKI / BOURDAROT / PINILLA / BENISTY / MANARA / RIBAS / LACOUR / NOWAK / VIGAN / WANG / BALMER / MURPHY
Target
ID
49799
Name
hd174536
RA
282.901926
DEC
-17.30994
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 90.5060 90.4990 114.8000 115.0000
A0-J2 129.0800 129.1330 91.8000 92.0000
A0-K0 127.4180 127.5180 70.1110 70.2790
G1-J2 57.8200 57.8700 54.1000 54.3000
G1-K0 89.6100 89.6590 24.8490 25.0680
J2-K0 48.3200 48.3100 349.0260 349.2390
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26EQ.009
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,DUAL
MJD-OBS 60794.36881676
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME hd174536
HIERARCH ESO INS SOBJ NAME hd174536
RA 282.901926
DEC -17.30994
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 135.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 90.506
HIERARCH ESO ISS PBL12 END 90.499
HIERARCH ESO ISS PBLA12 START 114.8
HIERARCH ESO ISS PBLA12 END 115.0
HIERARCH ESO ISS PBL13 START 129.08
HIERARCH ESO ISS PBL13 END 129.133
HIERARCH ESO ISS PBLA13 START 91.8
HIERARCH ESO ISS PBLA13 END 92.0
HIERARCH ESO ISS PBL14 START 127.418
HIERARCH ESO ISS PBL14 END 127.518
HIERARCH ESO ISS PBLA14 START 70.111
HIERARCH ESO ISS PBLA14 END 70.279
HIERARCH ESO ISS PBL23 START 57.82
HIERARCH ESO ISS PBL23 END 57.87
HIERARCH ESO ISS PBLA23 START 54.1
HIERARCH ESO ISS PBLA23 END 54.3
HIERARCH ESO ISS PBL24 START 89.61
HIERARCH ESO ISS PBL24 END 89.659
HIERARCH ESO ISS PBLA24 START 24.849
HIERARCH ESO ISS PBLA24 END 25.068
HIERARCH ESO ISS PBL34 START 48.32
HIERARCH ESO ISS PBL34 END 48.31
HIERARCH ESO ISS PBLA34 START 349.026
HIERARCH ESO ISS PBLA34 END 349.239
HIERARCH ESO ISS AMBI TAU0 START 0.003938
HIERARCH ESO ISS AMBI TAU0 END 0.003221
HIERARCH ESO ISS AMBI TEMP 12.16
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.57
HIERARCH ESO FT ROBJ NAME hd174536
HIERARCH ESO FT ROBJ ALPHA 185137.029
HIERARCH ESO FT ROBJ DELTA -171836.426