Exposure
- ID
- MATIS.2025-08-07T07:02:19.407_1
- Header ID
- MATIS.2025-08-07T07:02:19.407
- Date updated
- 2025-08-07 07:10:34 UTC+0000
- Release date
- 2026-08-07 07:10:34 UTC+0000
- UTC Start
- 2025-08-07 07:02:19.407
- UTC End
- 2025-08-07 07:03:25.851
- MJD Start
- 60894.29328017
- MJD End
- 60894.29404919778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008126000000000001
- Ambient temperature (°C)
- 13.31
- Seeing (arcsec)
- 0.575
Observation
- ID
- 69438
- 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
- 51592
- Name
- HD 218396
- RA
- 346.871651
- DEC
- 21.13409
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 44.5760 | 44.6710 | 36.1000 | 36.1000 |
| U1-U3 | 84.1310 | 84.3140 | 42.9000 | 42.9000 |
| U1-U4 | 124.3350 | 124.4990 | 67.4560 | 67.3840 |
| U2-U3 | 40.2160 | 40.3000 | 50.4000 | 50.4000 |
| U2-U4 | 89.3460 | 89.3630 | 82.5150 | 82.4130 |
| U3-U4 | 59.2620 | 59.1720 | 103.6500 | 103.5680 |
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 | 60894.29328017 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871651 |
| DEC | 21.13409 |
| 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 | 44.576 |
| HIERARCH ESO ISS PBL12 END | 44.671 |
| HIERARCH ESO ISS PBLA12 START | 36.1 |
| HIERARCH ESO ISS PBLA12 END | 36.1 |
| HIERARCH ESO ISS PBL13 START | 84.131 |
| HIERARCH ESO ISS PBL13 END | 84.314 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 42.9 |
| HIERARCH ESO ISS PBL14 START | 124.335 |
| HIERARCH ESO ISS PBL14 END | 124.499 |
| HIERARCH ESO ISS PBLA14 START | 67.456 |
| HIERARCH ESO ISS PBLA14 END | 67.384 |
| HIERARCH ESO ISS PBL23 START | 40.216 |
| HIERARCH ESO ISS PBL23 END | 40.3 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.346 |
| HIERARCH ESO ISS PBL24 END | 89.363 |
| HIERARCH ESO ISS PBLA24 START | 82.515 |
| HIERARCH ESO ISS PBLA24 END | 82.413 |
| HIERARCH ESO ISS PBL34 START | 59.262 |
| HIERARCH ESO ISS PBL34 END | 59.172 |
| HIERARCH ESO ISS PBLA34 START | 103.65 |
| HIERARCH ESO ISS PBLA34 END | 103.568 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007639 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008613 |
| HIERARCH ESO ISS AMBI TEMP | 13.31 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |