Exposure
- ID
- GRAVI.2022-01-01T04:08:03.574_1
- Header ID
- GRAVI.2022-01-01T04:08:03.574
- Date updated
- 2022-01-01 04:21:24 UTC+0000
- Release date
- 2022-01-01 04:08:03 UTC+0000
- UTC Start
- 2022-01-01 04:08:03.574
- UTC End
- 2022-01-01 04:12:03.574
- MJD Start
- 59580.17226359
- MJD End
- 59580.1750413678
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003596
- Ambient temperature (°C)
- 15.27
- Seeing (arcsec)
- 1.145
Observation
- ID
- 49136
- Category
- calibrator
- 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
- 36768
- Name
- HD_44378
- RA
- 95.253069
- DEC
- -11.67759
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.3930 | 90.3010 | 114.7000 | 115.0000 |
| A0-J2 | 129.1230 | 129.2020 | 92.1000 | 92.4000 |
| A0-J3 | 129.9280 | 130.2640 | 45.7400 | 46.1150 |
| G1-J2 | 57.3690 | 57.5170 | 54.9000 | 55.2000 |
| G1-J3 | 128.9320 | 128.9820 | 4.8640 | 5.3480 |
| J2-J3 | 102.0120 | 101.8760 | 339.3440 | 339.7810 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.222E.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 59580.17226359 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 44378 |
| HIERARCH ESO INS SOBJ NAME | HD_44378 |
| RA | 95.253069 |
| DEC | -11.67759 |
| 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 | 90.393 |
| HIERARCH ESO ISS PBL12 END | 90.301 |
| HIERARCH ESO ISS PBLA12 START | 114.7 |
| HIERARCH ESO ISS PBLA12 END | 115.0 |
| HIERARCH ESO ISS PBL13 START | 129.123 |
| HIERARCH ESO ISS PBL13 END | 129.202 |
| HIERARCH ESO ISS PBLA13 START | 92.1 |
| HIERARCH ESO ISS PBLA13 END | 92.4 |
| HIERARCH ESO ISS PBL14 START | 129.928 |
| HIERARCH ESO ISS PBL14 END | 130.264 |
| HIERARCH ESO ISS PBLA14 START | 45.74 |
| HIERARCH ESO ISS PBLA14 END | 46.115 |
| HIERARCH ESO ISS PBL23 START | 57.369 |
| HIERARCH ESO ISS PBL23 END | 57.517 |
| HIERARCH ESO ISS PBLA23 START | 54.9 |
| HIERARCH ESO ISS PBLA23 END | 55.2 |
| HIERARCH ESO ISS PBL24 START | 128.932 |
| HIERARCH ESO ISS PBL24 END | 128.982 |
| HIERARCH ESO ISS PBLA24 START | 4.864 |
| HIERARCH ESO ISS PBLA24 END | 5.348 |
| HIERARCH ESO ISS PBL34 START | 102.012 |
| HIERARCH ESO ISS PBL34 END | 101.876 |
| HIERARCH ESO ISS PBLA34 START | 339.344 |
| HIERARCH ESO ISS PBLA34 END | 339.781 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00391 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003282 |
| HIERARCH ESO ISS AMBI TEMP | 15.27 |
| HIERARCH ESO ISS AMBI FWHM START | 1.07 |
| HIERARCH ESO ISS AMBI FWHM END | 1.22 |