Exposure
ID
GRAVI.2025-11-29T07:51:24.028_1
Header ID
GRAVI.2025-11-29T07:51:24.028
Date updated
2025-11-29 08:01:42 UTC+0000
Release date
2025-11-29 07:51:24 UTC+0000
UTC Start
2025-11-29 07:51:24.028
UTC End
2025-11-29 07:54:04.028
MJD Start
61008.32736143
MJD End
61008.32921328185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.011939
Ambient temperature (°C)
14.18
Seeing (arcsec)
0.42
Observation
ID
71898
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
53378
Name
HD_90274
RA
155.924055
DEC
-59.20588
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 34.6700 34.8590 122.6000 123.0000
A0-J2 120.5920 120.8470 56.2000 57.0000
A0-J6 154.6120 154.5630 5.8670 6.3350
B5-J2 111.3080 111.3590 39.7000 40.3000
B5-J6 172.9940 173.0450 355.5560 355.9680
J2-J6 121.0960 121.6300 315.7850 316.1630
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 61008.32736143
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 90274
HIERARCH ESO INS SOBJ NAME HD_90274
RA 155.924055
DEC -59.20588
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 34.67
HIERARCH ESO ISS PBL12 END 34.859
HIERARCH ESO ISS PBLA12 START 122.6
HIERARCH ESO ISS PBLA12 END 123.0
HIERARCH ESO ISS PBL13 START 120.592
HIERARCH ESO ISS PBL13 END 120.847
HIERARCH ESO ISS PBLA13 START 56.2
HIERARCH ESO ISS PBLA13 END 57.0
HIERARCH ESO ISS PBL14 START 154.612
HIERARCH ESO ISS PBL14 END 154.563
HIERARCH ESO ISS PBLA14 START 5.867
HIERARCH ESO ISS PBLA14 END 6.335
HIERARCH ESO ISS PBL23 START 111.308
HIERARCH ESO ISS PBL23 END 111.359
HIERARCH ESO ISS PBLA23 START 39.7
HIERARCH ESO ISS PBLA23 END 40.3
HIERARCH ESO ISS PBL24 START 172.994
HIERARCH ESO ISS PBL24 END 173.045
HIERARCH ESO ISS PBLA24 START 355.556
HIERARCH ESO ISS PBLA24 END 355.968
HIERARCH ESO ISS PBL34 START 121.096
HIERARCH ESO ISS PBL34 END 121.63
HIERARCH ESO ISS PBLA34 START 315.785
HIERARCH ESO ISS PBLA34 END 316.163
HIERARCH ESO ISS AMBI TAU0 START 0.011939
HIERARCH ESO ISS AMBI TAU0 END 0.011939
HIERARCH ESO ISS AMBI TEMP 14.18
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42