Exposure
- ID
- GRAVI.2024-07-31T03:28:29.684_1
- Header ID
- GRAVI.2024-07-31T03:28:29.684
- Date updated
- 2024-07-31 03:45:34 UTC+0000
- Release date
- 2025-07-31 03:45:34 UTC+0000
- UTC Start
- 2024-07-31 03:28:29.684
- UTC End
- 2024-07-31 03:34:29.684
- MJD Start
- 60522.14478801
- MJD End
- 60522.1489546767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003048
- Ambient temperature (°C)
- 13.2
- Seeing (arcsec)
- 1.26
Observation
- ID
- 60235
- 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
- 44492
- Name
- HD_169142
- RA
- 276.12279
- DEC
- -29.78058
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-B2 | 118.8320 | 118.1710 | 246.2000 | 246.8000 |
| K0-D0 | 93.2250 | 92.6720 | 257.8000 | 258.5000 |
| K0-J3 | 56.5610 | 56.5550 | 339.6060 | 340.3990 |
| B2-D0 | 33.3430 | 33.2610 | 31.8000 | 32.4000 |
| B2-J3 | 134.6140 | 134.1460 | 41.3940 | 41.9470 |
| D0-J3 | 101.8840 | 101.4980 | 44.5100 | 45.0670 |
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 | 60522.14478801 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_169142 |
| HIERARCH ESO INS SOBJ NAME | HD_169142 |
| RA | 276.12279 |
| DEC | -29.78058 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | K0 |
| HIERARCH ESO ISS CONF STATION2 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| 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 | 118.832 |
| HIERARCH ESO ISS PBL12 END | 118.171 |
| HIERARCH ESO ISS PBLA12 START | 246.2 |
| HIERARCH ESO ISS PBLA12 END | 246.8 |
| HIERARCH ESO ISS PBL13 START | 93.225 |
| HIERARCH ESO ISS PBL13 END | 92.672 |
| HIERARCH ESO ISS PBLA13 START | 257.8 |
| HIERARCH ESO ISS PBLA13 END | 258.5 |
| HIERARCH ESO ISS PBL14 START | 56.561 |
| HIERARCH ESO ISS PBL14 END | 56.555 |
| HIERARCH ESO ISS PBLA14 START | 339.606 |
| HIERARCH ESO ISS PBLA14 END | 340.399 |
| HIERARCH ESO ISS PBL23 START | 33.343 |
| HIERARCH ESO ISS PBL23 END | 33.261 |
| HIERARCH ESO ISS PBLA23 START | 31.8 |
| HIERARCH ESO ISS PBLA23 END | 32.4 |
| HIERARCH ESO ISS PBL24 START | 134.614 |
| HIERARCH ESO ISS PBL24 END | 134.146 |
| HIERARCH ESO ISS PBLA24 START | 41.394 |
| HIERARCH ESO ISS PBLA24 END | 41.947 |
| HIERARCH ESO ISS PBL34 START | 101.884 |
| HIERARCH ESO ISS PBL34 END | 101.498 |
| HIERARCH ESO ISS PBLA34 START | 44.51 |
| HIERARCH ESO ISS PBLA34 END | 45.067 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002987 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003109 |
| HIERARCH ESO ISS AMBI TEMP | 13.2 |
| HIERARCH ESO ISS AMBI FWHM START | 1.52 |
| HIERARCH ESO ISS AMBI FWHM END | 1.0 |