Exposure
- ID
- MATIS.2025-08-09T06:56:27.917_1
- Header ID
- MATIS.2025-08-09T06:56:27.917
- Date updated
- 2025-08-09 07:00:44 UTC+0000
- Release date
- 2026-08-09 07:00:44 UTC+0000
- UTC Start
- 2025-08-09 06:56:27.917
- UTC End
- 2025-08-09 06:57:34.361
- MJD Start
- 60896.289212
- MJD End
- 60896.28998102778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055639999999999995
- Ambient temperature (°C)
- 12.55
- Seeing (arcsec)
- 0.515
Observation
- ID
- 69585
- 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
- 51686
- Name
- HD 218396
- RA
- 346.871601
- DEC
- 21.1339
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 44.7430 | 44.8490 | 36.2000 | 36.3000 |
| U1-U3 | 84.4550 | 84.6600 | 42.9000 | 43.0000 |
| U1-U4 | 124.6240 | 124.8030 | 67.3250 | 67.2440 |
| U2-U3 | 40.3650 | 40.4580 | 50.4000 | 50.4000 |
| U2-U4 | 89.3740 | 89.3890 | 82.3310 | 82.2170 |
| U3-U4 | 59.1030 | 59.0000 | 103.5010 | 103.4090 |
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 | 60896.289212 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871601 |
| DEC | 21.1339 |
| 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 | 44.743 |
| HIERARCH ESO ISS PBL12 END | 44.849 |
| HIERARCH ESO ISS PBLA12 START | 36.2 |
| HIERARCH ESO ISS PBLA12 END | 36.3 |
| HIERARCH ESO ISS PBL13 START | 84.455 |
| HIERARCH ESO ISS PBL13 END | 84.66 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 124.624 |
| HIERARCH ESO ISS PBL14 END | 124.803 |
| HIERARCH ESO ISS PBLA14 START | 67.325 |
| HIERARCH ESO ISS PBLA14 END | 67.244 |
| HIERARCH ESO ISS PBL23 START | 40.365 |
| HIERARCH ESO ISS PBL23 END | 40.458 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.374 |
| HIERARCH ESO ISS PBL24 END | 89.389 |
| HIERARCH ESO ISS PBLA24 START | 82.331 |
| HIERARCH ESO ISS PBLA24 END | 82.217 |
| HIERARCH ESO ISS PBL34 START | 59.103 |
| HIERARCH ESO ISS PBL34 END | 59.0 |
| HIERARCH ESO ISS PBLA34 START | 103.501 |
| HIERARCH ESO ISS PBLA34 END | 103.409 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005515 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005613 |
| HIERARCH ESO ISS AMBI TEMP | 12.55 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |