Exposure
- ID
- MATIS.2025-08-06T07:15:39.707_1
- Header ID
- MATIS.2025-08-06T07:15:39.707
- Date updated
- 2025-08-06 07:20:47 UTC+0000
- Release date
- 2026-08-06 07:20:47 UTC+0000
- UTC Start
- 2025-08-06 07:15:39.707
- UTC End
- 2025-08-06 07:16:46.151
- MJD Start
- 60893.3025429
- MJD End
- 60893.303311927775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006887
- Ambient temperature (°C)
- 14.38
- Seeing (arcsec)
- 0.51
Observation
- ID
- 69236
- 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
- 51472
- Name
- HD 218396
- RA
- 346.871605
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.3570 | 45.4470 | 36.6000 | 36.6000 |
| U1-U3 | 85.6330 | 85.8050 | 43.1000 | 43.1000 |
| U1-U4 | 125.6260 | 125.7670 | 66.8490 | 66.7760 |
| U2-U3 | 40.8980 | 40.9750 | 50.4000 | 50.3000 |
| U2-U4 | 89.4280 | 89.4290 | 81.6650 | 81.5650 |
| U3-U4 | 58.4810 | 58.3850 | 102.9720 | 102.8940 |
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 | 60893.3025429 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871605 |
| 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 | 45.357 |
| HIERARCH ESO ISS PBL12 END | 45.447 |
| HIERARCH ESO ISS PBLA12 START | 36.6 |
| HIERARCH ESO ISS PBLA12 END | 36.6 |
| HIERARCH ESO ISS PBL13 START | 85.633 |
| HIERARCH ESO ISS PBL13 END | 85.805 |
| HIERARCH ESO ISS PBLA13 START | 43.1 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 125.626 |
| HIERARCH ESO ISS PBL14 END | 125.767 |
| HIERARCH ESO ISS PBLA14 START | 66.849 |
| HIERARCH ESO ISS PBLA14 END | 66.776 |
| HIERARCH ESO ISS PBL23 START | 40.898 |
| HIERARCH ESO ISS PBL23 END | 40.975 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 89.428 |
| HIERARCH ESO ISS PBL24 END | 89.429 |
| HIERARCH ESO ISS PBLA24 START | 81.665 |
| HIERARCH ESO ISS PBLA24 END | 81.565 |
| HIERARCH ESO ISS PBL34 START | 58.481 |
| HIERARCH ESO ISS PBL34 END | 58.385 |
| HIERARCH ESO ISS PBLA34 START | 102.972 |
| HIERARCH ESO ISS PBLA34 END | 102.894 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006887 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006887 |
| HIERARCH ESO ISS AMBI TEMP | 14.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |