Exposure
- ID
- GRAVI.2024-08-24T03:59:42.818_1
- Header ID
- GRAVI.2024-08-24T03:59:42.818
- Date updated
- 2024-08-24 04:15:37 UTC+0000
- Release date
- 2025-08-24 04:15:37 UTC+0000
- UTC Start
- 2024-08-24 03:59:42.818
- UTC End
- 2024-08-24 04:05:42.818
- MJD Start
- 60546.1664678
- MJD End
- 60546.1706344667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0025975
- Ambient temperature (°C)
- 11.22
- Seeing (arcsec)
- 0.895
Observation
- ID
- 60408
- 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
- 44862
- Name
- HD_169142
- RA
- 276.124069
- DEC
- -29.78058
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 53.7380 | 52.8550 | 299.1000 | 300.4000 |
| K0-D0 | 72.5470 | 71.0330 | 272.6000 | 273.4000 |
| K0-J3 | 56.2440 | 56.2380 | 357.1030 | 358.0290 |
| G2-D0 | 34.2690 | 33.8980 | 228.1000 | 228.3000 |
| G2-J3 | 53.3730 | 52.6490 | 55.7510 | 56.0010 |
| D0-J3 | 87.4570 | 86.3630 | 52.7710 | 53.0050 |
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 | 60546.1664678 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_169142 |
| HIERARCH ESO INS SOBJ NAME | HD_169142 |
| RA | 276.124069 |
| DEC | -29.78058 |
| 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 | G2 |
| 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 | 53.738 |
| HIERARCH ESO ISS PBL12 END | 52.855 |
| HIERARCH ESO ISS PBLA12 START | 299.1 |
| HIERARCH ESO ISS PBLA12 END | 300.4 |
| HIERARCH ESO ISS PBL13 START | 72.547 |
| HIERARCH ESO ISS PBL13 END | 71.033 |
| HIERARCH ESO ISS PBLA13 START | 272.6 |
| HIERARCH ESO ISS PBLA13 END | 273.4 |
| HIERARCH ESO ISS PBL14 START | 56.244 |
| HIERARCH ESO ISS PBL14 END | 56.238 |
| HIERARCH ESO ISS PBLA14 START | 357.103 |
| HIERARCH ESO ISS PBLA14 END | 358.029 |
| HIERARCH ESO ISS PBL23 START | 34.269 |
| HIERARCH ESO ISS PBL23 END | 33.898 |
| HIERARCH ESO ISS PBLA23 START | 228.1 |
| HIERARCH ESO ISS PBLA23 END | 228.3 |
| HIERARCH ESO ISS PBL24 START | 53.373 |
| HIERARCH ESO ISS PBL24 END | 52.649 |
| HIERARCH ESO ISS PBLA24 START | 55.751 |
| HIERARCH ESO ISS PBLA24 END | 56.001 |
| HIERARCH ESO ISS PBL34 START | 87.457 |
| HIERARCH ESO ISS PBL34 END | 86.363 |
| HIERARCH ESO ISS PBLA34 START | 52.771 |
| HIERARCH ESO ISS PBLA34 END | 53.005 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002985 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00221 |
| HIERARCH ESO ISS AMBI TEMP | 11.22 |
| HIERARCH ESO ISS AMBI FWHM START | 0.8 |
| HIERARCH ESO ISS AMBI FWHM END | 0.99 |