Exposure
- ID
- MATIS.2025-08-11T07:33:49.451_1
- Header ID
- MATIS.2025-08-11T07:33:49.451
- Date updated
- 2025-08-11 07:40:43 UTC+0000
- Release date
- 2026-08-11 07:40:43 UTC+0000
- UTC Start
- 2025-08-11 07:33:49.451
- UTC End
- 2025-08-11 07:34:55.895
- MJD Start
- 60898.31515568
- MJD End
- 60898.31592470778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003567
- Ambient temperature (°C)
- 14.69
- Seeing (arcsec)
- 0.52
Observation
- ID
- 69899
- 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
- 51878
- Name
- HD 218396
- RA
- 346.871641
- DEC
- 21.13369
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.3110 | 48.3940 | 37.9000 | 37.9000 |
| U1-U3 | 91.0890 | 91.2370 | 43.4000 | 43.4000 |
| U1-U4 | 129.1800 | 129.2460 | 64.1370 | 64.0490 |
| U2-U3 | 43.2550 | 43.3160 | 49.6000 | 49.6000 |
| U2-U4 | 88.4690 | 88.4090 | 78.1150 | 78.0040 |
| U3-U4 | 54.5140 | 54.3740 | 100.3630 | 100.2860 |
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 | 60898.31515568 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871641 |
| DEC | 21.13369 |
| 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 | 48.311 |
| HIERARCH ESO ISS PBL12 END | 48.394 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 37.9 |
| HIERARCH ESO ISS PBL13 START | 91.089 |
| HIERARCH ESO ISS PBL13 END | 91.237 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.18 |
| HIERARCH ESO ISS PBL14 END | 129.246 |
| HIERARCH ESO ISS PBLA14 START | 64.137 |
| HIERARCH ESO ISS PBLA14 END | 64.049 |
| HIERARCH ESO ISS PBL23 START | 43.255 |
| HIERARCH ESO ISS PBL23 END | 43.316 |
| HIERARCH ESO ISS PBLA23 START | 49.6 |
| HIERARCH ESO ISS PBLA23 END | 49.6 |
| HIERARCH ESO ISS PBL24 START | 88.469 |
| HIERARCH ESO ISS PBL24 END | 88.409 |
| HIERARCH ESO ISS PBLA24 START | 78.115 |
| HIERARCH ESO ISS PBLA24 END | 78.004 |
| HIERARCH ESO ISS PBL34 START | 54.514 |
| HIERARCH ESO ISS PBL34 END | 54.374 |
| HIERARCH ESO ISS PBLA34 START | 100.363 |
| HIERARCH ESO ISS PBLA34 END | 100.286 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003187 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003947 |
| HIERARCH ESO ISS AMBI TEMP | 14.69 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |