Exposure
- ID
- GRAVI.2021-11-27T05:42:04.743_1
- Header ID
- GRAVI.2021-11-27T05:42:04.743
- Date updated
- 2021-11-27 05:56:32 UTC+0000
- Release date
- 2022-11-27 05:56:31 UTC+0000
- UTC Start
- 2021-11-27 05:42:04.743
- UTC End
- 2021-11-27 05:43:40.743
- MJD Start
- 59545.2375549
- MJD End
- 59545.2386660111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005906
- Ambient temperature (°C)
- 11.41
- Seeing (arcsec)
- 0.585
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 | 23.8040 | 23.7210 | 136.6000 | 136.7000 |
A0-D0 | 30.5780 | 30.7020 | 74.2000 | 74.2000 |
A0-C1 | 22.4780 | 22.4430 | 112.9640 | 112.8980 |
B2-D0 | 28.7570 | 28.8720 | 27.1000 | 27.4000 |
B2-C1 | 9.5790 | 9.6170 | 27.0020 | 27.3410 |
D0-C1 | 19.1780 | 19.2550 | 207.0760 | 207.4140 |
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 | 59545.2375549 |
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 | 23.804 |
HIERARCH ESO ISS PBL12 END | 23.721 |
HIERARCH ESO ISS PBLA12 START | 136.6 |
HIERARCH ESO ISS PBLA12 END | 136.7 |
HIERARCH ESO ISS PBL13 START | 30.578 |
HIERARCH ESO ISS PBL13 END | 30.702 |
HIERARCH ESO ISS PBLA13 START | 74.2 |
HIERARCH ESO ISS PBLA13 END | 74.2 |
HIERARCH ESO ISS PBL14 START | 22.478 |
HIERARCH ESO ISS PBL14 END | 22.443 |
HIERARCH ESO ISS PBLA14 START | 112.964 |
HIERARCH ESO ISS PBLA14 END | 112.898 |
HIERARCH ESO ISS PBL23 START | 28.757 |
HIERARCH ESO ISS PBL23 END | 28.872 |
HIERARCH ESO ISS PBLA23 START | 27.1 |
HIERARCH ESO ISS PBLA23 END | 27.4 |
HIERARCH ESO ISS PBL24 START | 9.579 |
HIERARCH ESO ISS PBL24 END | 9.617 |
HIERARCH ESO ISS PBLA24 START | 27.002 |
HIERARCH ESO ISS PBLA24 END | 27.341 |
HIERARCH ESO ISS PBL34 START | 19.178 |
HIERARCH ESO ISS PBL34 END | 19.255 |
HIERARCH ESO ISS PBLA34 START | 207.076 |
HIERARCH ESO ISS PBLA34 END | 207.414 |
HIERARCH ESO ISS AMBI TAU0 START | 0.006006 |
HIERARCH ESO ISS AMBI TAU0 END | 0.005806 |
HIERARCH ESO ISS AMBI TEMP | 11.41 |
HIERARCH ESO ISS AMBI FWHM START | 0.57 |
HIERARCH ESO ISS AMBI FWHM END | 0.6 |