Exposure
ID
GRAVI.2025-11-25T07:58:30.096_1
Header ID
GRAVI.2025-11-25T07:58:30.096
Date updated
2025-11-25 08:11:35 UTC+0000
Release date
2025-11-25 08:11:35 UTC+0000
UTC Start
2025-11-25 07:58:30.096
UTC End
2025-11-25 08:02:30.096
MJD Start
61004.33229278
MJD End
61004.33507055778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0043525000000000005
Ambient temperature (°C)
12.41
Seeing (arcsec)
0.575
Observation
ID
71859
Category
science
Program ID
116.29DN.003
Program Title
TOWARD ACCURATE AND ASSUMPTION-FREE MODELING OF YSO DISKS
Program Type
Normal
PI / COI
GALLENNE / IBRAHIM / MONNIER
Target
ID
53342
Name
HD50138
RA
102.886897
DEC
-6.96649
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 45.6400 45.5070 154.7000 155.2000
A0-D0 31.9120 31.8650 73.2000 73.3000
A0-G1 86.5370 86.0910 117.2460 117.5290
B5-D0 51.6740 51.7310 12.3000 12.7000
B5-G1 57.4360 57.2480 88.3690 88.4930
D0-G1 67.3630 67.0530 136.4780 136.8890
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29DN.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61004.33229278
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD50138
HIERARCH ESO INS SOBJ NAME HD50138
RA 102.886897
DEC -6.96649
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 45.64
HIERARCH ESO ISS PBL12 END 45.507
HIERARCH ESO ISS PBLA12 START 154.7
HIERARCH ESO ISS PBLA12 END 155.2
HIERARCH ESO ISS PBL13 START 31.912
HIERARCH ESO ISS PBL13 END 31.865
HIERARCH ESO ISS PBLA13 START 73.2
HIERARCH ESO ISS PBLA13 END 73.3
HIERARCH ESO ISS PBL14 START 86.537
HIERARCH ESO ISS PBL14 END 86.091
HIERARCH ESO ISS PBLA14 START 117.246
HIERARCH ESO ISS PBLA14 END 117.529
HIERARCH ESO ISS PBL23 START 51.674
HIERARCH ESO ISS PBL23 END 51.731
HIERARCH ESO ISS PBLA23 START 12.3
HIERARCH ESO ISS PBLA23 END 12.7
HIERARCH ESO ISS PBL24 START 57.436
HIERARCH ESO ISS PBL24 END 57.248
HIERARCH ESO ISS PBLA24 START 88.369
HIERARCH ESO ISS PBLA24 END 88.493
HIERARCH ESO ISS PBL34 START 67.363
HIERARCH ESO ISS PBL34 END 67.053
HIERARCH ESO ISS PBLA34 START 136.478
HIERARCH ESO ISS PBLA34 END 136.889
HIERARCH ESO ISS AMBI TAU0 START 0.003816
HIERARCH ESO ISS AMBI TAU0 END 0.004889
HIERARCH ESO ISS AMBI TEMP 12.41
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.58