Exposure
- ID
- MATIS.2025-08-09T07:22:39.502_1
- Header ID
- MATIS.2025-08-09T07:22:39.502
- Date updated
- 2025-08-09 07:30:44 UTC+0000
- Release date
- 2026-08-09 07:30:44 UTC+0000
- UTC Start
- 2025-08-09 07:22:39.502
- UTC End
- 2025-08-09 07:23:45.946
- MJD Start
- 60896.30740164
- MJD End
- 60896.30817066778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0057265
- Ambient temperature (°C)
- 12.27
- Seeing (arcsec)
- 0.71
Observation
- ID
- 69609
- 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
- 51698
- Name
- HD 218396
- RA
- 346.87162
- DEC
- 21.13389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 46.8640 | 46.9640 | 37.3000 | 37.4000 |
| U1-U3 | 88.4630 | 88.6470 | 43.4000 | 43.4000 |
| U1-U4 | 127.7150 | 127.8340 | 65.5550 | 65.4630 |
| U2-U3 | 42.1460 | 42.2250 | 50.1000 | 50.1000 |
| U2-U4 | 89.2070 | 89.1730 | 79.9320 | 79.8120 |
| U3-U4 | 56.6760 | 56.5420 | 101.6540 | 101.5660 |
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 | 60896.30740164 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87162 |
| DEC | 21.13389 |
| 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 | 46.864 |
| HIERARCH ESO ISS PBL12 END | 46.964 |
| HIERARCH ESO ISS PBLA12 START | 37.3 |
| HIERARCH ESO ISS PBLA12 END | 37.4 |
| HIERARCH ESO ISS PBL13 START | 88.463 |
| HIERARCH ESO ISS PBL13 END | 88.647 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 127.715 |
| HIERARCH ESO ISS PBL14 END | 127.834 |
| HIERARCH ESO ISS PBLA14 START | 65.555 |
| HIERARCH ESO ISS PBLA14 END | 65.463 |
| HIERARCH ESO ISS PBL23 START | 42.146 |
| HIERARCH ESO ISS PBL23 END | 42.225 |
| HIERARCH ESO ISS PBLA23 START | 50.1 |
| HIERARCH ESO ISS PBLA23 END | 50.1 |
| HIERARCH ESO ISS PBL24 START | 89.207 |
| HIERARCH ESO ISS PBL24 END | 89.173 |
| HIERARCH ESO ISS PBLA24 START | 79.932 |
| HIERARCH ESO ISS PBLA24 END | 79.812 |
| HIERARCH ESO ISS PBL34 START | 56.676 |
| HIERARCH ESO ISS PBL34 END | 56.542 |
| HIERARCH ESO ISS PBLA34 START | 101.654 |
| HIERARCH ESO ISS PBLA34 END | 101.566 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00567 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005783 |
| HIERARCH ESO ISS AMBI TEMP | 12.27 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |