Exposure
- ID
- MATIS.2025-08-06T08:14:19.217_1
- Header ID
- MATIS.2025-08-06T08:14:19.217
- Date updated
- 2025-08-06 08:25:42 UTC+0000
- Release date
- 2026-08-06 08:25:41 UTC+0000
- UTC Start
- 2025-08-06 08:14:19.217
- UTC End
- 2025-08-06 08:15:25.661
- MJD Start
- 60893.34327798
- MJD End
- 60893.34404700778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00664
- Ambient temperature (°C)
- 14.38
- Seeing (arcsec)
- 0.51
Observation
- ID
- 69284
- 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
- 51498
- Name
- HD 218396
- RA
- 346.871641
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.7830 | 49.8620 | 38.2000 | 38.2000 |
| U1-U3 | 93.6630 | 93.7970 | 43.2000 | 43.2000 |
| U1-U4 | 130.0470 | 130.0730 | 62.4350 | 62.3350 |
| U2-U3 | 44.2870 | 44.3390 | 48.9000 | 48.8000 |
| U2-U4 | 87.0870 | 86.9920 | 76.0130 | 75.8910 |
| U3-U4 | 51.7720 | 51.6080 | 98.9710 | 98.8930 |
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 | 60893.34327798 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871641 |
| DEC | 21.13407 |
| 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 | 49.783 |
| HIERARCH ESO ISS PBL12 END | 49.862 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.663 |
| HIERARCH ESO ISS PBL13 END | 93.797 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 130.047 |
| HIERARCH ESO ISS PBL14 END | 130.073 |
| HIERARCH ESO ISS PBLA14 START | 62.435 |
| HIERARCH ESO ISS PBLA14 END | 62.335 |
| HIERARCH ESO ISS PBL23 START | 44.287 |
| HIERARCH ESO ISS PBL23 END | 44.339 |
| HIERARCH ESO ISS PBLA23 START | 48.9 |
| HIERARCH ESO ISS PBLA23 END | 48.8 |
| HIERARCH ESO ISS PBL24 START | 87.087 |
| HIERARCH ESO ISS PBL24 END | 86.992 |
| HIERARCH ESO ISS PBLA24 START | 76.013 |
| HIERARCH ESO ISS PBLA24 END | 75.891 |
| HIERARCH ESO ISS PBL34 START | 51.772 |
| HIERARCH ESO ISS PBL34 END | 51.608 |
| HIERARCH ESO ISS PBLA34 START | 98.971 |
| HIERARCH ESO ISS PBLA34 END | 98.893 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00664 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00664 |
| HIERARCH ESO ISS AMBI TEMP | 14.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |