Exposure
ID
GRAVI.2024-09-22T08:24:04.761_1
Header ID
GRAVI.2024-09-22T08:24:04.761
Date updated
2024-09-22 08:40:40 UTC+0000
Release date
2024-09-22 08:24:04 UTC+0000
UTC Start
2024-09-22 08:24:04.761
UTC End
2024-09-22 08:30:44.761
MJD Start
60575.3500551
MJD End
60575.3546847296
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.00347
Ambient temperature (°C)
13.25
Seeing (arcsec)
0.41
Observation
ID
60836
Category
calibrator
Program ID
114.27GZ.001
Program Title
EXTRACTING THE REFLECTANCE SPECTRUM OF A YOUNG DEBRIS DISKS USING GRAVITY: A PILOT STUDY
Program Type
Normal
PI / COI
OLOFSSON / LACOUR / BAYO / THEBAULT / HENNING / STOLKER / MILLI / BOOTH / SEFILIAN / DEL BURGO / MARSHALL / PAWELLEK / LUPPE / HUGHES
Target
ID
45244
Name
HD_31465
RA
74.072522
DEC
4.86291
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.7920 24.6830 136.2000 136.3000
A0-D0 28.8810 29.2650 73.3000 73.4000
A0-C1 22.5900 22.6150 113.9360 113.7600
B2-D0 28.2330 28.4450 21.8000 22.7000
B2-C1 9.4050 9.4760 21.7820 22.6830
D0-C1 18.8280 18.9700 201.8580 202.7580
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27GZ.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60575.3500551
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 31465
HIERARCH ESO INS SOBJ NAME HD_31465
RA 74.072522
DEC 4.86291
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 24.792
HIERARCH ESO ISS PBL12 END 24.683
HIERARCH ESO ISS PBLA12 START 136.2
HIERARCH ESO ISS PBLA12 END 136.3
HIERARCH ESO ISS PBL13 START 28.881
HIERARCH ESO ISS PBL13 END 29.265
HIERARCH ESO ISS PBLA13 START 73.3
HIERARCH ESO ISS PBLA13 END 73.4
HIERARCH ESO ISS PBL14 START 22.59
HIERARCH ESO ISS PBL14 END 22.615
HIERARCH ESO ISS PBLA14 START 113.936
HIERARCH ESO ISS PBLA14 END 113.76
HIERARCH ESO ISS PBL23 START 28.233
HIERARCH ESO ISS PBL23 END 28.445
HIERARCH ESO ISS PBLA23 START 21.8
HIERARCH ESO ISS PBLA23 END 22.7
HIERARCH ESO ISS PBL24 START 9.405
HIERARCH ESO ISS PBL24 END 9.476
HIERARCH ESO ISS PBLA24 START 21.782
HIERARCH ESO ISS PBLA24 END 22.683
HIERARCH ESO ISS PBL34 START 18.828
HIERARCH ESO ISS PBL34 END 18.97
HIERARCH ESO ISS PBLA34 START 201.858
HIERARCH ESO ISS PBLA34 END 202.758
HIERARCH ESO ISS AMBI TAU0 START 0.003664
HIERARCH ESO ISS AMBI TAU0 END 0.003276
HIERARCH ESO ISS AMBI TEMP 13.25
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.42