Exposure
ID
GRAVI.2025-04-25T08:04:51.590_1
Header ID
GRAVI.2025-04-25T08:04:51.590
Date updated
2025-04-25 08:20:49 UTC+0000
Release date
2026-04-25 08:20:49 UTC+0000
UTC Start
2025-04-25 08:04:51.590
UTC End
2025-04-25 08:11:31.590
MJD Start
60790.33670822
MJD End
60790.341337849626
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.015366
Ambient temperature (°C)
13.59
Seeing (arcsec)
0.385
Observation
ID
66981
Category
science
Program ID
113.26EQ.011
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
49798
Name
HT_Lup
RA
236.30041
DEC
-34.29179
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 87.5550 87.1240 132.7000 134.0000
A0-J2 119.9100 118.7460 109.5000 110.7000
A0-K0 115.5010 114.0920 85.9590 86.8960
G1-J2 52.4590 51.8570 68.3000 69.0000
G1-K0 84.5630 84.0660 37.0000 37.5370
J2-K0 48.1540 48.1460 2.5730 3.3470
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26EQ.011
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60790.33670822
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HT Lup
HIERARCH ESO INS SOBJ NAME HT_Lup
RA 236.30041
DEC -34.29179
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 87.555
HIERARCH ESO ISS PBL12 END 87.124
HIERARCH ESO ISS PBLA12 START 132.7
HIERARCH ESO ISS PBLA12 END 134.0
HIERARCH ESO ISS PBL13 START 119.91
HIERARCH ESO ISS PBL13 END 118.746
HIERARCH ESO ISS PBLA13 START 109.5
HIERARCH ESO ISS PBLA13 END 110.7
HIERARCH ESO ISS PBL14 START 115.501
HIERARCH ESO ISS PBL14 END 114.092
HIERARCH ESO ISS PBLA14 START 85.959
HIERARCH ESO ISS PBLA14 END 86.896
HIERARCH ESO ISS PBL23 START 52.459
HIERARCH ESO ISS PBL23 END 51.857
HIERARCH ESO ISS PBLA23 START 68.3
HIERARCH ESO ISS PBLA23 END 69.0
HIERARCH ESO ISS PBL24 START 84.563
HIERARCH ESO ISS PBL24 END 84.066
HIERARCH ESO ISS PBLA24 START 37.0
HIERARCH ESO ISS PBLA24 END 37.537
HIERARCH ESO ISS PBL34 START 48.154
HIERARCH ESO ISS PBL34 END 48.146
HIERARCH ESO ISS PBLA34 START 2.573
HIERARCH ESO ISS PBLA34 END 3.347
HIERARCH ESO ISS AMBI TAU0 START 0.014765
HIERARCH ESO ISS AMBI TAU0 END 0.015967
HIERARCH ESO ISS AMBI TEMP 13.59
HIERARCH ESO ISS AMBI FWHM START 0.37
HIERARCH ESO ISS AMBI FWHM END 0.4
HIERARCH ESO FT ROBJ NAME HT_Lup
HIERARCH ESO FT ROBJ ALPHA 154512.868
HIERARCH ESO FT ROBJ DELTA -341730.644