Exposure
- ID
- MATIS.2025-08-11T07:11:54.018_1
- Header ID
- MATIS.2025-08-11T07:11:54.018
- Date updated
- 2025-08-11 07:20:33 UTC+0000
- Release date
- 2026-08-11 07:20:33 UTC+0000
- UTC Start
- 2025-08-11 07:11:54.018
- UTC End
- 2025-08-11 07:13:00.462
- MJD Start
- 60898.29993076
- MJD End
- 60898.300699787775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004487
- Ambient temperature (°C)
- 15.18
- Seeing (arcsec)
- 0.425
Observation
- ID
- 69881
- 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
- 51869
- Name
- HD 218396
- RA
- 346.871628
- DEC
- 21.13369
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 46.6350 | 46.7350 | 37.2000 | 37.3000 |
| U1-U3 | 88.0390 | 88.2250 | 43.4000 | 43.4000 |
| U1-U4 | 127.4330 | 127.5580 | 65.7670 | 65.6770 |
| U2-U3 | 41.9620 | 42.0430 | 50.1000 | 50.1000 |
| U2-U4 | 89.2740 | 89.2460 | 80.2090 | 80.0900 |
| U3-U4 | 56.9770 | 56.8470 | 101.8600 | 101.7720 |
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 | 60898.29993076 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871628 |
| 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 | 46.635 |
| HIERARCH ESO ISS PBL12 END | 46.735 |
| HIERARCH ESO ISS PBLA12 START | 37.2 |
| HIERARCH ESO ISS PBLA12 END | 37.3 |
| HIERARCH ESO ISS PBL13 START | 88.039 |
| HIERARCH ESO ISS PBL13 END | 88.225 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 127.433 |
| HIERARCH ESO ISS PBL14 END | 127.558 |
| HIERARCH ESO ISS PBLA14 START | 65.767 |
| HIERARCH ESO ISS PBLA14 END | 65.677 |
| HIERARCH ESO ISS PBL23 START | 41.962 |
| HIERARCH ESO ISS PBL23 END | 42.043 |
| HIERARCH ESO ISS PBLA23 START | 50.1 |
| HIERARCH ESO ISS PBLA23 END | 50.1 |
| HIERARCH ESO ISS PBL24 START | 89.274 |
| HIERARCH ESO ISS PBL24 END | 89.246 |
| HIERARCH ESO ISS PBLA24 START | 80.209 |
| HIERARCH ESO ISS PBLA24 END | 80.09 |
| HIERARCH ESO ISS PBL34 START | 56.977 |
| HIERARCH ESO ISS PBL34 END | 56.847 |
| HIERARCH ESO ISS PBLA34 START | 101.86 |
| HIERARCH ESO ISS PBLA34 END | 101.772 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004487 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004487 |
| HIERARCH ESO ISS AMBI TEMP | 15.18 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |