Exposure
ID
GRAVI.2025-11-28T02:49:53.920_1
Header ID
GRAVI.2025-11-28T02:49:53.920
Date updated
2025-11-28 03:00:49 UTC+0000
Release date
2026-11-28 03:00:49 UTC+0000
UTC Start
2025-11-28 02:49:53.920
UTC End
2025-11-28 02:51:29.920
MJD Start
61007.11798519
MJD End
61007.11909630111
Exposure time (s)
96.0
Validation level
1
Tau 0: Coherence time (s)
0.0044605
Ambient temperature (°C)
15.41
Seeing (arcsec)
0.46
Observation
ID
71880
Category
science
Program ID
116.28VH.001
Program Title
INTERFEROMETRIC OBSERVATIONS OF HABITABLE WORLDS OBSERVATORY PROVISIONAL TARGETS
Program Type
Normal
PI / COI
ROETTENBACHER / MONNIER / ANUGU / BAINES / STONE / RAJAGOPAL
Target
ID
53361
Name
del_Eri
RA
55.810406
DEC
-9.75912
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.5170 48.4930 145.7000 145.9000
A0-J2 124.3490 124.7260 89.9000 90.0000
A0-J6 159.5250 159.7350 19.3840 19.7040
B5-J2 105.0170 105.4050 67.5000 67.7000
B5-J6 192.2750 192.3670 7.6540 7.9590
J2-J6 166.4360 166.3280 334.5980 334.7830
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28VH.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61007.11798519
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME del Eri
HIERARCH ESO INS SOBJ NAME del_Eri
RA 55.810406
DEC -9.75912
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 153.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 320
HIERARCH ESO ISS PBL12 START 48.517
HIERARCH ESO ISS PBL12 END 48.493
HIERARCH ESO ISS PBLA12 START 145.7
HIERARCH ESO ISS PBLA12 END 145.9
HIERARCH ESO ISS PBL13 START 124.349
HIERARCH ESO ISS PBL13 END 124.726
HIERARCH ESO ISS PBLA13 START 89.9
HIERARCH ESO ISS PBLA13 END 90.0
HIERARCH ESO ISS PBL14 START 159.525
HIERARCH ESO ISS PBL14 END 159.735
HIERARCH ESO ISS PBLA14 START 19.384
HIERARCH ESO ISS PBLA14 END 19.704
HIERARCH ESO ISS PBL23 START 105.017
HIERARCH ESO ISS PBL23 END 105.405
HIERARCH ESO ISS PBLA23 START 67.5
HIERARCH ESO ISS PBLA23 END 67.7
HIERARCH ESO ISS PBL24 START 192.275
HIERARCH ESO ISS PBL24 END 192.367
HIERARCH ESO ISS PBLA24 START 7.654
HIERARCH ESO ISS PBLA24 END 7.959
HIERARCH ESO ISS PBL34 START 166.436
HIERARCH ESO ISS PBL34 END 166.328
HIERARCH ESO ISS PBLA34 START 334.598
HIERARCH ESO ISS PBLA34 END 334.783
HIERARCH ESO ISS AMBI TAU0 START 0.004444
HIERARCH ESO ISS AMBI TAU0 END 0.004477
HIERARCH ESO ISS AMBI TEMP 15.41
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46