Exposure
ID
GRAVI.2025-11-14T03:30:02.257_1
Header ID
GRAVI.2025-11-14T03:30:02.257
Date updated
2025-11-14 03:45:56 UTC+0000
Release date
2025-11-14 03:30:02 UTC+0000
UTC Start
2025-11-14 03:30:02.257
UTC End
2025-11-14 03:34:02.257
MJD Start
60993.14585946
MJD End
60993.14863723778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0051825
Ambient temperature (°C)
14.26
Seeing (arcsec)
0.485
Observation
ID
71742
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
53262
Name
hd25535b
RA
60.514478
DEC
-34.48214
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.4650 23.5710 131.9000 132.2000
A0-D0 30.8530 30.9590 55.9000 56.6000
A0-C1 20.6970 20.8310 103.0680 103.5800
B2-D0 33.9210 33.9170 13.8000 14.3000
B2-C1 11.2990 11.2980 13.7320 14.3060
D0-C1 22.6220 22.6190 193.7900 194.3650
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,DUAL
MJD-OBS 60993.14585946
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME hd25535b
HIERARCH ESO INS SOBJ NAME hd25535b
RA 60.514478
DEC -34.48214
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 C1
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 23.465
HIERARCH ESO ISS PBL12 END 23.571
HIERARCH ESO ISS PBLA12 START 131.9
HIERARCH ESO ISS PBLA12 END 132.2
HIERARCH ESO ISS PBL13 START 30.853
HIERARCH ESO ISS PBL13 END 30.959
HIERARCH ESO ISS PBLA13 START 55.9
HIERARCH ESO ISS PBLA13 END 56.6
HIERARCH ESO ISS PBL14 START 20.697
HIERARCH ESO ISS PBL14 END 20.831
HIERARCH ESO ISS PBLA14 START 103.068
HIERARCH ESO ISS PBLA14 END 103.58
HIERARCH ESO ISS PBL23 START 33.921
HIERARCH ESO ISS PBL23 END 33.917
HIERARCH ESO ISS PBLA23 START 13.8
HIERARCH ESO ISS PBLA23 END 14.3
HIERARCH ESO ISS PBL24 START 11.299
HIERARCH ESO ISS PBL24 END 11.298
HIERARCH ESO ISS PBLA24 START 13.732
HIERARCH ESO ISS PBLA24 END 14.306
HIERARCH ESO ISS PBL34 START 22.622
HIERARCH ESO ISS PBL34 END 22.619
HIERARCH ESO ISS PBLA34 START 193.79
HIERARCH ESO ISS PBLA34 END 194.365
HIERARCH ESO ISS AMBI TAU0 START 0.005389
HIERARCH ESO ISS AMBI TAU0 END 0.004976
HIERARCH ESO ISS AMBI TEMP 14.26
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.47
HIERARCH ESO FT ROBJ NAME hd25535b
HIERARCH ESO FT ROBJ ALPHA 040203.449
HIERARCH ESO FT ROBJ DELTA -342855.808