Exposure
ID
GRAVI.2023-05-25T01:42:41.330_1
Header ID
GRAVI.2023-05-25T01:42:41.330
Date updated
2023-05-25 01:56:11 UTC+0000
Release date
2024-05-25 01:56:10 UTC+0000
UTC Start
2023-05-25 01:42:41.330
UTC End
2023-05-25 01:49:21.330
MJD Start
60089.07131169
MJD End
60089.0759413196
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.004928
Ambient temperature (°C)
11.12
Seeing (arcsec)
0.425
Observation
ID
55582
Category
science
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
41155
Name
WR_22
RA
160.318499
DEC
-59.6769
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 90.5080 90.5030 142.7000 144.2000
A0-J2 124.3380 123.8940 125.4000 127.0000
A0-K0 111.7000 110.7770 106.7000 108.3520
G1-J2 46.4510 45.9090 90.1000 91.6000
G1-K0 65.5800 64.8130 52.5840 53.5810
J2-K0 40.3150 40.2530 8.0360 8.9520
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24JN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60089.07131169
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME WR_22
HIERARCH ESO INS SOBJ NAME WR_22
RA 160.318499
DEC -59.6769
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 90.508
HIERARCH ESO ISS PBL12 END 90.503
HIERARCH ESO ISS PBLA12 START 142.7
HIERARCH ESO ISS PBLA12 END 144.2
HIERARCH ESO ISS PBL13 START 124.338
HIERARCH ESO ISS PBL13 END 123.894
HIERARCH ESO ISS PBLA13 START 125.4
HIERARCH ESO ISS PBLA13 END 127.0
HIERARCH ESO ISS PBL14 START 111.7
HIERARCH ESO ISS PBL14 END 110.777
HIERARCH ESO ISS PBLA14 START 106.7
HIERARCH ESO ISS PBLA14 END 108.352
HIERARCH ESO ISS PBL23 START 46.451
HIERARCH ESO ISS PBL23 END 45.909
HIERARCH ESO ISS PBLA23 START 90.1
HIERARCH ESO ISS PBLA23 END 91.6
HIERARCH ESO ISS PBL24 START 65.58
HIERARCH ESO ISS PBL24 END 64.813
HIERARCH ESO ISS PBLA24 START 52.584
HIERARCH ESO ISS PBLA24 END 53.581
HIERARCH ESO ISS PBL34 START 40.315
HIERARCH ESO ISS PBL34 END 40.253
HIERARCH ESO ISS PBLA34 START 8.036
HIERARCH ESO ISS PBLA34 END 8.952
HIERARCH ESO ISS AMBI TAU0 START 0.005708
HIERARCH ESO ISS AMBI TAU0 END 0.004148
HIERARCH ESO ISS AMBI TEMP 11.12
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.44