Exposure
- ID
- MATIS.2025-08-11T08:23:24.516_1
- Header ID
- MATIS.2025-08-11T08:23:24.516
- Date updated
- 2025-08-11 08:35:31 UTC+0000
- Release date
- 2026-08-11 08:35:31 UTC+0000
- UTC Start
- 2025-08-11 08:23:24.516
- UTC End
- 2025-08-11 08:24:30.960
- MJD Start
- 60898.3495893
- MJD End
- 60898.35035832778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004389
- Ambient temperature (°C)
- 14.95
- Seeing (arcsec)
- 0.4
Observation
- ID
- 69934
- Category
- science
- Program ID
- 115.28GN.001
- Program Title
- MID-INFRARED STUDY OF THE PLANETARY ATMOSPHERES OF THE HR 8799 SYSTEM
- Program Type
- Normal
- PI / COI
- HOULLÉ / MILLOUR / SCIGLIUTO / LOPEZ
Target
- ID
- 51898
- Name
- HD 218396
- RA
- 346.871658
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.5980 | 51.6640 | 38.2000 | 38.2000 |
| U1-U3 | 96.6730 | 96.7780 | 42.6000 | 42.5000 |
| U1-U4 | 130.0290 | 130.0010 | 59.8150 | 59.7050 |
| U2-U3 | 45.3960 | 45.4320 | 47.5000 | 47.5000 |
| U2-U4 | 84.2400 | 84.1060 | 72.8670 | 72.7360 |
| U3-U4 | 47.3730 | 47.1860 | 97.0710 | 96.9970 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28GN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT |
| MJD-OBS | 60898.3495893 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871658 |
| DEC | 21.1337 |
| HIERARCH ESO DET NAME | MATISSE-LM |
| HIERARCH ESO INS FIL NAME | LM |
| HIERARCH ESO INS FIL ID | LM |
| HIERARCH ESO INS DIL NAME | MED |
| HIERARCH ESO INS DIL ID | MED |
| HIERARCH ESO INS MODE | HYBRID |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 10.0 |
| HIERARCH ESO DET SEQ1 PERIOD | 11.074 |
| HIERARCH ESO DET NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 51.598 |
| HIERARCH ESO ISS PBL12 END | 51.664 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 96.673 |
| HIERARCH ESO ISS PBL13 END | 96.778 |
| HIERARCH ESO ISS PBLA13 START | 42.6 |
| HIERARCH ESO ISS PBLA13 END | 42.5 |
| HIERARCH ESO ISS PBL14 START | 130.029 |
| HIERARCH ESO ISS PBL14 END | 130.001 |
| HIERARCH ESO ISS PBLA14 START | 59.815 |
| HIERARCH ESO ISS PBLA14 END | 59.705 |
| HIERARCH ESO ISS PBL23 START | 45.396 |
| HIERARCH ESO ISS PBL23 END | 45.432 |
| HIERARCH ESO ISS PBLA23 START | 47.5 |
| HIERARCH ESO ISS PBLA23 END | 47.5 |
| HIERARCH ESO ISS PBL24 START | 84.24 |
| HIERARCH ESO ISS PBL24 END | 84.106 |
| HIERARCH ESO ISS PBLA24 START | 72.867 |
| HIERARCH ESO ISS PBLA24 END | 72.736 |
| HIERARCH ESO ISS PBL34 START | 47.373 |
| HIERARCH ESO ISS PBL34 END | 47.186 |
| HIERARCH ESO ISS PBLA34 START | 97.071 |
| HIERARCH ESO ISS PBLA34 END | 96.997 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004389 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004389 |
| HIERARCH ESO ISS AMBI TEMP | 14.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |