Exposure
- ID
- MATIS.2025-08-11T07:55:24.563_1
- Header ID
- MATIS.2025-08-11T07:55:24.563
- Date updated
- 2025-08-11 08:00:43 UTC+0000
- Release date
- 2026-08-11 08:00:43 UTC+0000
- UTC Start
- 2025-08-11 07:55:24.563
- UTC End
- 2025-08-11 07:56:26.573
- MJD Start
- 60898.33014541
- MJD End
- 60898.33086311833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0062334999999999995
- Ambient temperature (°C)
- 14.66
- Seeing (arcsec)
- 0.37
Observation
- ID
- 69916
- 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
- 51887
- Name
- HD 218396
- RA
- 346.871657
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.8350 | 49.9050 | 38.2000 | 38.2000 |
| U1-U3 | 93.7520 | 93.8710 | 43.2000 | 43.2000 |
| U1-U4 | 130.0640 | 130.0870 | 62.3700 | 62.2820 |
| U2-U3 | 44.3220 | 44.3680 | 48.9000 | 48.8000 |
| U2-U4 | 87.0240 | 86.9400 | 75.9340 | 75.8260 |
| U3-U4 | 51.6630 | 51.5170 | 98.9210 | 98.8530 |
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 | 60898.33014541 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871657 |
| DEC | 21.1337 |
| 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 | 49.835 |
| HIERARCH ESO ISS PBL12 END | 49.905 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.752 |
| HIERARCH ESO ISS PBL13 END | 93.871 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 130.064 |
| HIERARCH ESO ISS PBL14 END | 130.087 |
| HIERARCH ESO ISS PBLA14 START | 62.37 |
| HIERARCH ESO ISS PBLA14 END | 62.282 |
| HIERARCH ESO ISS PBL23 START | 44.322 |
| HIERARCH ESO ISS PBL23 END | 44.368 |
| HIERARCH ESO ISS PBLA23 START | 48.9 |
| HIERARCH ESO ISS PBLA23 END | 48.8 |
| HIERARCH ESO ISS PBL24 START | 87.024 |
| HIERARCH ESO ISS PBL24 END | 86.94 |
| HIERARCH ESO ISS PBLA24 START | 75.934 |
| HIERARCH ESO ISS PBLA24 END | 75.826 |
| HIERARCH ESO ISS PBL34 START | 51.663 |
| HIERARCH ESO ISS PBL34 END | 51.517 |
| HIERARCH ESO ISS PBLA34 START | 98.921 |
| HIERARCH ESO ISS PBLA34 END | 98.853 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005907 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00656 |
| HIERARCH ESO ISS AMBI TEMP | 14.66 |
| HIERARCH ESO ISS AMBI FWHM START | 0.34 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |