Exposure
ID
GRAVI.2025-10-17T06:38:22.048_1
Header ID
GRAVI.2025-10-17T06:38:22.048
Date updated
2025-10-17 06:51:07 UTC+0000
Release date
2026-10-17 06:51:07 UTC+0000
UTC Start
2025-10-17 06:38:22.048
UTC End
2025-10-17 06:40:46.048
MJD Start
60965.27664407
MJD End
60965.27831073666
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.00555
Ambient temperature (°C)
14.89
Seeing (arcsec)
0.5900000000000001
Observation
ID
70962
Category
science
Program ID
116.28NF.002
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
52662
Name
bet_Dor
RA
83.401496
DEC
-62.48975
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 36.4030 36.5480 127.6000 128.0000
A0-D0 32.0040 32.0030 50.3000 50.9000
A0-G1 79.6180 79.8610 86.7530 87.3850
B5-D0 42.8550 42.8720 354.3000 354.7000
B5-G1 57.2380 57.2920 62.1970 62.8480
D0-G1 57.1470 57.3810 106.2060 106.7600
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NF.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60965.27664407
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME bet Dor
HIERARCH ESO INS SOBJ NAME bet_Dor
RA 83.401496
DEC -62.48975
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 170.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 48
HIERARCH ESO ISS PBL12 START 36.403
HIERARCH ESO ISS PBL12 END 36.548
HIERARCH ESO ISS PBLA12 START 127.6
HIERARCH ESO ISS PBLA12 END 128.0
HIERARCH ESO ISS PBL13 START 32.004
HIERARCH ESO ISS PBL13 END 32.003
HIERARCH ESO ISS PBLA13 START 50.3
HIERARCH ESO ISS PBLA13 END 50.9
HIERARCH ESO ISS PBL14 START 79.618
HIERARCH ESO ISS PBL14 END 79.861
HIERARCH ESO ISS PBLA14 START 86.753
HIERARCH ESO ISS PBLA14 END 87.385
HIERARCH ESO ISS PBL23 START 42.855
HIERARCH ESO ISS PBL23 END 42.872
HIERARCH ESO ISS PBLA23 START 354.3
HIERARCH ESO ISS PBLA23 END 354.7
HIERARCH ESO ISS PBL24 START 57.238
HIERARCH ESO ISS PBL24 END 57.292
HIERARCH ESO ISS PBLA24 START 62.197
HIERARCH ESO ISS PBLA24 END 62.848
HIERARCH ESO ISS PBL34 START 57.147
HIERARCH ESO ISS PBL34 END 57.381
HIERARCH ESO ISS PBLA34 START 106.206
HIERARCH ESO ISS PBLA34 END 106.76
HIERARCH ESO ISS AMBI TAU0 START 0.006263
HIERARCH ESO ISS AMBI TAU0 END 0.004837
HIERARCH ESO ISS AMBI TEMP 14.89
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.62