Exposure
- ID
- MATIS.2025-08-07T05:59:55.223_1
- Header ID
- MATIS.2025-08-07T05:59:55.223
- Date updated
- 2025-08-07 06:10:53 UTC+0000
- Release date
- 2026-08-07 06:10:53 UTC+0000
- UTC Start
- 2025-08-07 05:59:55.223
- UTC End
- 2025-08-07 06:01:01.667
- MJD Start
- 60894.24994471
- MJD End
- 60894.250713737776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007743
- Ambient temperature (°C)
- 13.07
- Seeing (arcsec)
- 0.65
Observation
- ID
- 69389
- 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
- 51567
- Name
- HD 218396
- RA
- 346.871629
- DEC
- 21.13381
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 39.2350 | 39.3450 | 30.7000 | 30.9000 |
| U1-U3 | 73.1490 | 73.3900 | 39.4000 | 39.6000 |
| U1-U4 | 111.7280 | 112.0620 | 70.8240 | 70.7660 |
| U2-U3 | 34.8750 | 34.9990 | 49.2000 | 49.3000 |
| U2-U4 | 85.5260 | 85.6640 | 88.0080 | 87.8930 |
| U3-U4 | 62.2840 | 62.2590 | 108.5290 | 108.4190 |
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 | 60894.24994471 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871629 |
| DEC | 21.13381 |
| 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 | 39.235 |
| HIERARCH ESO ISS PBL12 END | 39.345 |
| HIERARCH ESO ISS PBLA12 START | 30.7 |
| HIERARCH ESO ISS PBLA12 END | 30.9 |
| HIERARCH ESO ISS PBL13 START | 73.149 |
| HIERARCH ESO ISS PBL13 END | 73.39 |
| HIERARCH ESO ISS PBLA13 START | 39.4 |
| HIERARCH ESO ISS PBLA13 END | 39.6 |
| HIERARCH ESO ISS PBL14 START | 111.728 |
| HIERARCH ESO ISS PBL14 END | 112.062 |
| HIERARCH ESO ISS PBLA14 START | 70.824 |
| HIERARCH ESO ISS PBLA14 END | 70.766 |
| HIERARCH ESO ISS PBL23 START | 34.875 |
| HIERARCH ESO ISS PBL23 END | 34.999 |
| HIERARCH ESO ISS PBLA23 START | 49.2 |
| HIERARCH ESO ISS PBLA23 END | 49.3 |
| HIERARCH ESO ISS PBL24 START | 85.526 |
| HIERARCH ESO ISS PBL24 END | 85.664 |
| HIERARCH ESO ISS PBLA24 START | 88.008 |
| HIERARCH ESO ISS PBLA24 END | 87.893 |
| HIERARCH ESO ISS PBL34 START | 62.284 |
| HIERARCH ESO ISS PBL34 END | 62.259 |
| HIERARCH ESO ISS PBLA34 START | 108.529 |
| HIERARCH ESO ISS PBLA34 END | 108.419 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007801 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007685 |
| HIERARCH ESO ISS AMBI TEMP | 13.07 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |