Exposure
- ID
- GRAVI.2022-01-01T04:33:12.637_1
- Header ID
- GRAVI.2022-01-01T04:33:12.637
- Date updated
- 2022-01-01 04:46:01 UTC+0000
- Release date
- 2023-01-01 04:46:01 UTC+0000
- UTC Start
- 2022-01-01 04:33:12.637
- UTC End
- 2022-01-01 04:37:12.637
- MJD Start
- 59580.1897296
- MJD End
- 59580.1925073778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004346
- Ambient temperature (°C)
- 15.09
- Seeing (arcsec)
- 1.055
Observation
- ID
- 49137
- Category
- science
- Program ID
- 108.222E.001
- Program Title
- THE ORIGIN OF BE STARS AND THE ELUSIVE MASSIVE HELIUM STARS
- Program Type
- Normal
- PI / COI
- SHENAR/ BODENSTEINER/ SANA/ DSILVA/ LANGER/ SCHÜRMANN/ OSKINOVA/ MAHY/ LANTHERMANN/ BORDIER/ FROST/ MARCHANT/ GILKIS/ KLUSKA
Target
- ID
- 36769
- Name
- HD__44458
- RA
- 95.351829
- DEC
- -11.77323
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
A0-G1 | 89.5540 | 89.3190 | 116.2000 | 116.5000 |
A0-J2 | 128.9720 | 128.7940 | 93.4000 | 93.6000 |
A0-J3 | 131.5290 | 131.7310 | 47.6510 | 47.9490 |
G1-J2 | 58.0260 | 58.0950 | 56.6000 | 56.8000 |
G1-J3 | 129.3150 | 129.3870 | 7.5020 | 7.9550 |
J2-J3 | 101.2760 | 101.1370 | 341.8540 | 342.3150 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 108.222E.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
MJD-OBS | 59580.1897296 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | HD 44458 |
HIERARCH ESO INS SOBJ NAME | HD__44458 |
RA | 95.351829 |
DEC | -11.77323 |
HIERARCH ESO INS SPEC RES | MEDIUM |
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 | J3 |
EXPTIME | 265.0 |
HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
HIERARCH ESO DET2 NDIT | 80 |
HIERARCH ESO ISS PBL12 START | 89.554 |
HIERARCH ESO ISS PBL12 END | 89.319 |
HIERARCH ESO ISS PBLA12 START | 116.2 |
HIERARCH ESO ISS PBLA12 END | 116.5 |
HIERARCH ESO ISS PBL13 START | 128.972 |
HIERARCH ESO ISS PBL13 END | 128.794 |
HIERARCH ESO ISS PBLA13 START | 93.4 |
HIERARCH ESO ISS PBLA13 END | 93.6 |
HIERARCH ESO ISS PBL14 START | 131.529 |
HIERARCH ESO ISS PBL14 END | 131.731 |
HIERARCH ESO ISS PBLA14 START | 47.651 |
HIERARCH ESO ISS PBLA14 END | 47.949 |
HIERARCH ESO ISS PBL23 START | 58.026 |
HIERARCH ESO ISS PBL23 END | 58.095 |
HIERARCH ESO ISS PBLA23 START | 56.6 |
HIERARCH ESO ISS PBLA23 END | 56.8 |
HIERARCH ESO ISS PBL24 START | 129.315 |
HIERARCH ESO ISS PBL24 END | 129.387 |
HIERARCH ESO ISS PBLA24 START | 7.502 |
HIERARCH ESO ISS PBLA24 END | 7.955 |
HIERARCH ESO ISS PBL34 START | 101.276 |
HIERARCH ESO ISS PBL34 END | 101.137 |
HIERARCH ESO ISS PBLA34 START | 341.854 |
HIERARCH ESO ISS PBLA34 END | 342.315 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004494 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004198 |
HIERARCH ESO ISS AMBI TEMP | 15.09 |
HIERARCH ESO ISS AMBI FWHM START | 1.07 |
HIERARCH ESO ISS AMBI FWHM END | 1.04 |