Exposure
- ID
- GRAVI.2021-11-27T06:33:49.874_1
- Header ID
- GRAVI.2021-11-27T06:33:49.874
- Date updated
- 2021-11-27 06:51:59 UTC+0000
- Release date
- 2022-11-27 06:51:59 UTC+0000
- UTC Start
- 2021-11-27 06:33:49.874
- UTC End
- 2021-11-27 06:35:25.874
- MJD Start
- 59545.27349391
- MJD End
- 59545.2746050211
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0063265
- Ambient temperature (°C)
- 11.28
- Seeing (arcsec)
- 0.465
Observation
- ID
- 49038
- Category
- science
- Program ID
- 108.224U.001
- Program Title
- SPATIALLY RESOLVING BETELGEUSE AND VY CMA, THE CORNERSTONES OF THE RED SUPERGIANT FAMILY
- Program Type
- Normal
- PI / COI
- MONTARGES/ LEBRE/ DUPREE/ HUMPHREYS/ CANNON/ LAGADEC/ SCICLUNA/ KERVELLA/ DE KOTER/ LOPEZ ARISTE/ SANCHEZ/ PALADINI/ DECIN/ KRAVCHENKO/ WITTKOWSKI/ NORRIS/ CHIAVASSA/ RIDGWAY/ PERRIN/ HAUBOIS/ CANTALLOUBE/ RAU/ BRUNO
Target
- ID
- 36687
- Name
- Betelgeuse
- RA
- 88.790833
- DEC
- 7.40712
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
A0-B2 | 22.2460 | 22.1350 | 139.2000 | 139.5000 |
A0-D0 | 31.8910 | 31.9240 | 73.3000 | 73.2000 |
A0-C1 | 21.4690 | 21.3750 | 112.3840 | 112.3840 |
B2-D0 | 30.5670 | 30.6750 | 31.6000 | 31.8000 |
B2-C1 | 10.1810 | 10.2170 | 31.5500 | 31.7710 |
D0-C1 | 20.3860 | 20.4580 | 211.6150 | 211.8360 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 108.224U.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
MJD-OBS | 59545.27349391 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | Betelgeuse |
HIERARCH ESO INS SOBJ NAME | Betelgeuse |
RA | 88.790833 |
DEC | 7.40712 |
HIERARCH ESO INS SPEC RES | HIGH |
HIERARCH ESO INS POLA MODE | SPLIT |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | A0 |
HIERARCH ESO ISS CONF STATION2 | B2 |
HIERARCH ESO ISS CONF STATION3 | D0 |
HIERARCH ESO ISS CONF STATION4 | C1 |
EXPTIME | 194.0 |
HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
HIERARCH ESO DET2 NDIT | 320 |
HIERARCH ESO ISS PBL12 START | 22.246 |
HIERARCH ESO ISS PBL12 END | 22.135 |
HIERARCH ESO ISS PBLA12 START | 139.2 |
HIERARCH ESO ISS PBLA12 END | 139.5 |
HIERARCH ESO ISS PBL13 START | 31.891 |
HIERARCH ESO ISS PBL13 END | 31.924 |
HIERARCH ESO ISS PBLA13 START | 73.3 |
HIERARCH ESO ISS PBLA13 END | 73.2 |
HIERARCH ESO ISS PBL14 START | 21.469 |
HIERARCH ESO ISS PBL14 END | 21.375 |
HIERARCH ESO ISS PBLA14 START | 112.384 |
HIERARCH ESO ISS PBLA14 END | 112.384 |
HIERARCH ESO ISS PBL23 START | 30.567 |
HIERARCH ESO ISS PBL23 END | 30.675 |
HIERARCH ESO ISS PBLA23 START | 31.6 |
HIERARCH ESO ISS PBLA23 END | 31.8 |
HIERARCH ESO ISS PBL24 START | 10.181 |
HIERARCH ESO ISS PBL24 END | 10.217 |
HIERARCH ESO ISS PBLA24 START | 31.55 |
HIERARCH ESO ISS PBLA24 END | 31.771 |
HIERARCH ESO ISS PBL34 START | 20.386 |
HIERARCH ESO ISS PBL34 END | 20.458 |
HIERARCH ESO ISS PBLA34 START | 211.615 |
HIERARCH ESO ISS PBLA34 END | 211.836 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005637 |
HIERARCH ESO ISS AMBI TAU0 END | 0.007016 |
HIERARCH ESO ISS AMBI TEMP | 11.28 |
HIERARCH ESO ISS AMBI FWHM START | 0.52 |
HIERARCH ESO ISS AMBI FWHM END | 0.41 |