Exposure
- ID
- GRAVI.2024-05-13T07:52:31.748_1
- Header ID
- GRAVI.2024-05-13T07:52:31.748
- Date updated
- 2024-05-13 10:51:45 UTC+0000
- Release date
- 2025-05-13 10:51:44 UTC+0000
- UTC Start
- 2024-05-13 07:52:31.748
- UTC End
- 2024-05-13 07:58:31.748
- MJD Start
- 60443.32814523
- MJD End
- 60443.3323118967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0038565
- Ambient temperature (°C)
- 11.84
- Seeing (arcsec)
- 0.535
Observation
- ID
- 59243
- Category
- science
- Program ID
- 113.26M5.001
- Program Title
- PROBING THE ORIGIN OF THE INNER DISK VARIABILITY OF HD 169142
- Program Type
- GTO
- PI / COI
- BERGER / BENISTY / BOURDAROT / WOILLEZ / LE BOUQUIN / ROUSSELET-PERRAUT / MATTER / MÉRAND
Target
- ID
- 43902
- Name
- HD_169142
- RA
- 276.124069
- DEC
- -29.78057
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G2 | 68.0620 | 67.9350 | 51.8000 | 52.5000 |
| A0-J2 | 129.1440 | 128.9930 | 94.2000 | 95.0000 |
| A0-J3 | 131.8490 | 131.6130 | 47.3770 | 48.0610 |
| G2-J2 | 91.2020 | 91.2100 | 124.4000 | 125.1000 |
| G2-J3 | 64.2130 | 64.1050 | 42.6370 | 43.3110 |
| J2-J3 | 103.7210 | 103.7710 | 342.1580 | 342.8460 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26M5.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60443.32814523 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_169142 |
| HIERARCH ESO INS SOBJ NAME | HD_169142 |
| RA | 276.124069 |
| DEC | -29.78057 |
| 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 | G2 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 68.062 |
| HIERARCH ESO ISS PBL12 END | 67.935 |
| HIERARCH ESO ISS PBLA12 START | 51.8 |
| HIERARCH ESO ISS PBLA12 END | 52.5 |
| HIERARCH ESO ISS PBL13 START | 129.144 |
| HIERARCH ESO ISS PBL13 END | 128.993 |
| HIERARCH ESO ISS PBLA13 START | 94.2 |
| HIERARCH ESO ISS PBLA13 END | 95.0 |
| HIERARCH ESO ISS PBL14 START | 131.849 |
| HIERARCH ESO ISS PBL14 END | 131.613 |
| HIERARCH ESO ISS PBLA14 START | 47.377 |
| HIERARCH ESO ISS PBLA14 END | 48.061 |
| HIERARCH ESO ISS PBL23 START | 91.202 |
| HIERARCH ESO ISS PBL23 END | 91.21 |
| HIERARCH ESO ISS PBLA23 START | 124.4 |
| HIERARCH ESO ISS PBLA23 END | 125.1 |
| HIERARCH ESO ISS PBL24 START | 64.213 |
| HIERARCH ESO ISS PBL24 END | 64.105 |
| HIERARCH ESO ISS PBLA24 START | 42.637 |
| HIERARCH ESO ISS PBLA24 END | 43.311 |
| HIERARCH ESO ISS PBL34 START | 103.721 |
| HIERARCH ESO ISS PBL34 END | 103.771 |
| HIERARCH ESO ISS PBLA34 START | 342.158 |
| HIERARCH ESO ISS PBLA34 END | 342.846 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003409 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004304 |
| HIERARCH ESO ISS AMBI TEMP | 11.84 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |