Exposure
- ID
- GRAVI.2021-11-27T05:18:40.685_1
- Header ID
- GRAVI.2021-11-27T05:18:40.685
- Date updated
- 2021-11-27 05:36:57 UTC+0000
- Release date
- 2022-11-27 05:36:57 UTC+0000
- UTC Start
- 2021-11-27 05:18:40.685
- UTC End
- 2021-11-27 05:20:16.685
- MJD Start
- 59545.22130422
- MJD End
- 59545.2224153311
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0057795
- Ambient temperature (°C)
- 11.5
- Seeing (arcsec)
- 0.54
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 | 24.3470 | 24.2790 | 136.0000 | 136.1000 |
A0-D0 | 29.5090 | 29.6720 | 74.4000 | 74.4000 |
A0-C1 | 22.6190 | 22.6120 | 113.5670 | 113.4720 |
B2-D0 | 27.9350 | 28.0460 | 24.4000 | 24.7000 |
B2-C1 | 9.3050 | 9.3420 | 24.3030 | 24.6970 |
D0-C1 | 18.6290 | 18.7030 | 204.3790 | 204.7730 |
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 | 59545.22130422 |
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 | 24.347 |
HIERARCH ESO ISS PBL12 END | 24.279 |
HIERARCH ESO ISS PBLA12 START | 136.0 |
HIERARCH ESO ISS PBLA12 END | 136.1 |
HIERARCH ESO ISS PBL13 START | 29.509 |
HIERARCH ESO ISS PBL13 END | 29.672 |
HIERARCH ESO ISS PBLA13 START | 74.4 |
HIERARCH ESO ISS PBLA13 END | 74.4 |
HIERARCH ESO ISS PBL14 START | 22.619 |
HIERARCH ESO ISS PBL14 END | 22.612 |
HIERARCH ESO ISS PBLA14 START | 113.567 |
HIERARCH ESO ISS PBLA14 END | 113.472 |
HIERARCH ESO ISS PBL23 START | 27.935 |
HIERARCH ESO ISS PBL23 END | 28.046 |
HIERARCH ESO ISS PBLA23 START | 24.4 |
HIERARCH ESO ISS PBLA23 END | 24.7 |
HIERARCH ESO ISS PBL24 START | 9.305 |
HIERARCH ESO ISS PBL24 END | 9.342 |
HIERARCH ESO ISS PBLA24 START | 24.303 |
HIERARCH ESO ISS PBLA24 END | 24.697 |
HIERARCH ESO ISS PBL34 START | 18.629 |
HIERARCH ESO ISS PBL34 END | 18.703 |
HIERARCH ESO ISS PBLA34 START | 204.379 |
HIERARCH ESO ISS PBLA34 END | 204.773 |
HIERARCH ESO ISS AMBI TAU0 START | 0.006112 |
HIERARCH ESO ISS AMBI TAU0 END | 0.005447 |
HIERARCH ESO ISS AMBI TEMP | 11.5 |
HIERARCH ESO ISS AMBI FWHM START | 0.55 |
HIERARCH ESO ISS AMBI FWHM END | 0.53 |