Exposure
ID
GRAVI.2023-05-22T08:07:53.594_1
Header ID
GRAVI.2023-05-22T08:07:53.594
Date updated
2023-05-22 08:21:20 UTC+0000
Release date
2023-05-22 08:07:53 UTC+0000
UTC Start
2023-05-22 08:07:53.594
UTC End
2023-05-22 08:13:53.594
MJD Start
60086.33881475
MJD End
60086.3429814167
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.002871
Ambient temperature (°C)
12.89
Seeing (arcsec)
0.915
Observation
ID
55512
Category
calibrator
Program ID
111.24JN.001
Program Title
ELUCIDATING THE EVOLUTIONARY CONNECTIONS BETWEEN NITROGEN- AND CARBON-RICH WOLF-RAYET STARS
Program Type
Normal
PI / COI
SANA/ SHENAR/ BODENSTEINER/ BORDIER/ DSILVA/ FROST/ LANGER/ LE BOUQUIN/ MAHY/ MÉRAND/ PATRICK/ REGGIANI/ TRAMPER/ VILLASEÑOR
Target
ID
41117
Name
HD_172013
RA
279.485747
DEC
-2.59065
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.1300 84.3440 116.1000 116.5000
A0-J2 126.1680 125.3490 93.2000 93.3000
A0-K0 127.6800 127.4040 72.9350 72.9730
G1-J2 58.1620 58.2100 58.4000 58.5000
G1-K0 87.7760 88.0840 31.3280 31.7300
J2-K0 44.6950 44.6520 354.9740 355.7290
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24JN.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60086.33881475
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_172013
HIERARCH ESO INS SOBJ NAME HD_172013
RA 279.485747
DEC -2.59065
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 85.13
HIERARCH ESO ISS PBL12 END 84.344
HIERARCH ESO ISS PBLA12 START 116.1
HIERARCH ESO ISS PBLA12 END 116.5
HIERARCH ESO ISS PBL13 START 126.168
HIERARCH ESO ISS PBL13 END 125.349
HIERARCH ESO ISS PBLA13 START 93.2
HIERARCH ESO ISS PBLA13 END 93.3
HIERARCH ESO ISS PBL14 START 127.68
HIERARCH ESO ISS PBL14 END 127.404
HIERARCH ESO ISS PBLA14 START 72.935
HIERARCH ESO ISS PBLA14 END 72.973
HIERARCH ESO ISS PBL23 START 58.162
HIERARCH ESO ISS PBL23 END 58.21
HIERARCH ESO ISS PBLA23 START 58.4
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 87.776
HIERARCH ESO ISS PBL24 END 88.084
HIERARCH ESO ISS PBLA24 START 31.328
HIERARCH ESO ISS PBLA24 END 31.73
HIERARCH ESO ISS PBL34 START 44.695
HIERARCH ESO ISS PBL34 END 44.652
HIERARCH ESO ISS PBLA34 START 354.974
HIERARCH ESO ISS PBLA34 END 355.729
HIERARCH ESO ISS AMBI TAU0 START 0.002819
HIERARCH ESO ISS AMBI TAU0 END 0.002923
HIERARCH ESO ISS AMBI TEMP 12.89
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.94