Exposure
ID
GRAVI.2025-11-29T05:09:26.615_1
Header ID
GRAVI.2025-11-29T05:09:26.615
Date updated
2025-11-29 05:21:03 UTC+0000
Release date
2025-11-29 05:09:26 UTC+0000
UTC Start
2025-11-29 05:09:26.615
UTC End
2025-11-29 05:12:06.615
MJD Start
61008.21489138
MJD End
61008.21674323185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.01367
Ambient temperature (°C)
15.36
Seeing (arcsec)
0.47
Observation
ID
71894
Category
calibrator
Program ID
116.28NF.001
Program Title
CIRCUMSTELLAR ENVELOPES OF NEARBY CEPHEIDS WITH GRAVITY TO REFINE THE PERIOD-LUMINOSITY RELATION IN THE JWST ERA
Program Type
Normal
PI / COI
HOCDÉ / NARDETTO / GALLENNE / LEFTLEY / KERVELLA / MÉRAND / PIETRZYNSKI / KAMINSKI / GIEREN / BAILLEUL / BRAS
Target
ID
53374
Name
HD_67411
RA
121.578518
DEC
-38.89644
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 39.8050 40.0070 133.5000 133.7000
A0-J2 105.2390 105.8860 59.6000 60.3000
A0-J6 169.3250 169.3210 1.7480 2.1750
B5-J2 101.6360 101.9240 37.5000 38.2000
B5-J6 198.0550 198.1000 353.1210 353.4740
J2-J6 144.1800 144.6900 323.5770 323.7670
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 61008.21489138
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 67411
HIERARCH ESO INS SOBJ NAME HD_67411
RA 121.578518
DEC -38.89644
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 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 39.805
HIERARCH ESO ISS PBL12 END 40.007
HIERARCH ESO ISS PBLA12 START 133.5
HIERARCH ESO ISS PBLA12 END 133.7
HIERARCH ESO ISS PBL13 START 105.239
HIERARCH ESO ISS PBL13 END 105.886
HIERARCH ESO ISS PBLA13 START 59.6
HIERARCH ESO ISS PBLA13 END 60.3
HIERARCH ESO ISS PBL14 START 169.325
HIERARCH ESO ISS PBL14 END 169.321
HIERARCH ESO ISS PBLA14 START 1.748
HIERARCH ESO ISS PBLA14 END 2.175
HIERARCH ESO ISS PBL23 START 101.636
HIERARCH ESO ISS PBL23 END 101.924
HIERARCH ESO ISS PBLA23 START 37.5
HIERARCH ESO ISS PBLA23 END 38.2
HIERARCH ESO ISS PBL24 START 198.055
HIERARCH ESO ISS PBL24 END 198.1
HIERARCH ESO ISS PBLA24 START 353.121
HIERARCH ESO ISS PBLA24 END 353.474
HIERARCH ESO ISS PBL34 START 144.18
HIERARCH ESO ISS PBL34 END 144.69
HIERARCH ESO ISS PBLA34 START 323.577
HIERARCH ESO ISS PBLA34 END 323.767
HIERARCH ESO ISS AMBI TAU0 START 0.010248
HIERARCH ESO ISS AMBI TAU0 END 0.017092
HIERARCH ESO ISS AMBI TEMP 15.36
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.44