Exposure
- ID
- MATIS.2025-08-11T06:47:11.557_1
- Header ID
- MATIS.2025-08-11T06:47:11.557
- Date updated
- 2025-08-11 06:55:42 UTC+0000
- Release date
- 2026-08-11 06:55:42 UTC+0000
- UTC Start
- 2025-08-11 06:47:11.557
- UTC End
- 2025-08-11 06:48:18.001
- MJD Start
- 60898.28277265
- MJD End
- 60898.28354167778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0040855
- Ambient temperature (°C)
- 14.58
- Seeing (arcsec)
- 0.42
Observation
- ID
- 69858
- 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
- 51857
- Name
- HD 218396
- RA
- 346.87161
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 44.6260 | 44.7290 | 36.1000 | 36.2000 |
| U1-U3 | 84.2280 | 84.4270 | 42.9000 | 42.9000 |
| U1-U4 | 124.4220 | 124.5990 | 67.4200 | 67.3420 |
| U2-U3 | 40.2610 | 40.3520 | 50.4000 | 50.4000 |
| U2-U4 | 89.3550 | 89.3720 | 82.4630 | 82.3520 |
| U3-U4 | 59.2150 | 59.1170 | 103.6080 | 103.5190 |
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 | 60898.28277265 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87161 |
| DEC | 21.1337 |
| 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 | 44.626 |
| HIERARCH ESO ISS PBL12 END | 44.729 |
| HIERARCH ESO ISS PBLA12 START | 36.1 |
| HIERARCH ESO ISS PBLA12 END | 36.2 |
| HIERARCH ESO ISS PBL13 START | 84.228 |
| HIERARCH ESO ISS PBL13 END | 84.427 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 42.9 |
| HIERARCH ESO ISS PBL14 START | 124.422 |
| HIERARCH ESO ISS PBL14 END | 124.599 |
| HIERARCH ESO ISS PBLA14 START | 67.42 |
| HIERARCH ESO ISS PBLA14 END | 67.342 |
| HIERARCH ESO ISS PBL23 START | 40.261 |
| HIERARCH ESO ISS PBL23 END | 40.352 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.355 |
| HIERARCH ESO ISS PBL24 END | 89.372 |
| HIERARCH ESO ISS PBLA24 START | 82.463 |
| HIERARCH ESO ISS PBLA24 END | 82.352 |
| HIERARCH ESO ISS PBL34 START | 59.215 |
| HIERARCH ESO ISS PBL34 END | 59.117 |
| HIERARCH ESO ISS PBLA34 START | 103.608 |
| HIERARCH ESO ISS PBLA34 END | 103.519 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003767 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004404 |
| HIERARCH ESO ISS AMBI TEMP | 14.58 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |