Exposure
- ID
- MATIS.2025-08-06T06:40:48.731_1
- Header ID
- MATIS.2025-08-06T06:40:48.731
- Date updated
- 2025-08-06 06:50:43 UTC+0000
- Release date
- 2026-08-06 06:50:43 UTC+0000
- UTC Start
- 2025-08-06 06:40:48.731
- UTC End
- 2025-08-06 06:41:50.741
- MJD Start
- 60893.27834179
- MJD End
- 60893.27905949833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00853
- Ambient temperature (°C)
- 14.73
- Seeing (arcsec)
- 0.54
Observation
- ID
- 69203
- 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
- 51455
- Name
- HD 218396
- RA
- 346.871582
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 42.4130 | 42.5050 | 34.4000 | 34.4000 |
| U1-U3 | 79.8400 | 80.0260 | 41.9000 | 42.0000 |
| U1-U4 | 120.0410 | 120.2450 | 68.9650 | 68.9050 |
| U2-U3 | 38.2030 | 38.2920 | 50.3000 | 50.3000 |
| U2-U4 | 88.4750 | 88.5310 | 84.7660 | 84.6720 |
| U3-U4 | 60.9440 | 60.8860 | 105.5460 | 105.4640 |
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 | 60893.27834179 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871582 |
| DEC | 21.13408 |
| HIERARCH ESO DET NAME | MATISSE-N |
| HIERARCH ESO INS DIN NAME | LOW |
| HIERARCH ESO INS DIN ID | LOW |
| 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 | 0.0200088 |
| HIERARCH ESO DET SEQ1 PERIOD | 0.026 |
| HIERARCH ESO DET NDIT | 2385 |
| HIERARCH ESO ISS PBL12 START | 42.413 |
| HIERARCH ESO ISS PBL12 END | 42.505 |
| HIERARCH ESO ISS PBLA12 START | 34.4 |
| HIERARCH ESO ISS PBLA12 END | 34.4 |
| HIERARCH ESO ISS PBL13 START | 79.84 |
| HIERARCH ESO ISS PBL13 END | 80.026 |
| HIERARCH ESO ISS PBLA13 START | 41.9 |
| HIERARCH ESO ISS PBLA13 END | 42.0 |
| HIERARCH ESO ISS PBL14 START | 120.041 |
| HIERARCH ESO ISS PBL14 END | 120.245 |
| HIERARCH ESO ISS PBLA14 START | 68.965 |
| HIERARCH ESO ISS PBLA14 END | 68.905 |
| HIERARCH ESO ISS PBL23 START | 38.203 |
| HIERARCH ESO ISS PBL23 END | 38.292 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 88.475 |
| HIERARCH ESO ISS PBL24 END | 88.531 |
| HIERARCH ESO ISS PBLA24 START | 84.766 |
| HIERARCH ESO ISS PBLA24 END | 84.672 |
| HIERARCH ESO ISS PBL34 START | 60.944 |
| HIERARCH ESO ISS PBL34 END | 60.886 |
| HIERARCH ESO ISS PBLA34 START | 105.546 |
| HIERARCH ESO ISS PBLA34 END | 105.464 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00853 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00853 |
| HIERARCH ESO ISS AMBI TEMP | 14.73 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |