Exposure
- ID
- MATIS.2025-08-07T07:18:37.228_1
- Header ID
- MATIS.2025-08-07T07:18:37.228
- Date updated
- 2025-08-07 07:30:52 UTC+0000
- Release date
- 2026-08-07 07:30:52 UTC+0000
- UTC Start
- 2025-08-07 07:18:37.228
- UTC End
- 2025-08-07 07:19:43.672
- MJD Start
- 60894.30459755
- MJD End
- 60894.30536657778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008490500000000002
- Ambient temperature (°C)
- 13.31
- Seeing (arcsec)
- 0.645
Observation
- ID
- 69454
- 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
- 51600
- Name
- HD 218396
- RA
- 346.871666
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.9170 | 46.0190 | 36.9000 | 36.9000 |
| U1-U3 | 86.6950 | 86.8870 | 43.2000 | 43.3000 |
| U1-U4 | 126.4650 | 126.6100 | 66.3890 | 66.3030 |
| U2-U3 | 41.3720 | 41.4570 | 50.3000 | 50.3000 |
| U2-U4 | 89.4060 | 89.3950 | 81.0390 | 80.9220 |
| U3-U4 | 57.8590 | 57.7400 | 102.4860 | 102.3970 |
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 | 60894.30459755 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871666 |
| DEC | 21.13408 |
| 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 | 45.917 |
| HIERARCH ESO ISS PBL12 END | 46.019 |
| HIERARCH ESO ISS PBLA12 START | 36.9 |
| HIERARCH ESO ISS PBLA12 END | 36.9 |
| HIERARCH ESO ISS PBL13 START | 86.695 |
| HIERARCH ESO ISS PBL13 END | 86.887 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 126.465 |
| HIERARCH ESO ISS PBL14 END | 126.61 |
| HIERARCH ESO ISS PBLA14 START | 66.389 |
| HIERARCH ESO ISS PBLA14 END | 66.303 |
| HIERARCH ESO ISS PBL23 START | 41.372 |
| HIERARCH ESO ISS PBL23 END | 41.457 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 89.406 |
| HIERARCH ESO ISS PBL24 END | 89.395 |
| HIERARCH ESO ISS PBLA24 START | 81.039 |
| HIERARCH ESO ISS PBLA24 END | 80.922 |
| HIERARCH ESO ISS PBL34 START | 57.859 |
| HIERARCH ESO ISS PBL34 END | 57.74 |
| HIERARCH ESO ISS PBLA34 START | 102.486 |
| HIERARCH ESO ISS PBLA34 END | 102.397 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008821 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00816 |
| HIERARCH ESO ISS AMBI TEMP | 13.31 |
| HIERARCH ESO ISS AMBI FWHM START | 0.65 |
| HIERARCH ESO ISS AMBI FWHM END | 0.64 |