Exposure
- ID
- MATIS.2025-08-11T06:52:18.312_1
- Header ID
- MATIS.2025-08-11T06:52:18.312
- Date updated
- 2025-08-11 07:00:44 UTC+0000
- Release date
- 2026-08-11 07:00:44 UTC+0000
- UTC Start
- 2025-08-11 06:52:18.312
- UTC End
- 2025-08-11 06:53:20.322
- MJD Start
- 60898.28632306
- MJD End
- 60898.28704076833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004599
- Ambient temperature (°C)
- 14.78
- Seeing (arcsec)
- 0.385
Observation
- ID
- 69864
- 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
- 51860
- Name
- HD 218396
- RA
- 346.871617
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.0500 | 45.1380 | 36.4000 | 36.4000 |
| U1-U3 | 85.0450 | 85.2140 | 43.0000 | 43.0000 |
| U1-U4 | 125.1350 | 125.2780 | 67.0940 | 67.0250 |
| U2-U3 | 40.6330 | 40.7090 | 50.4000 | 50.4000 |
| U2-U4 | 89.4110 | 89.4180 | 82.0040 | 81.9080 |
| U3-U4 | 58.8000 | 58.7100 | 103.2410 | 103.1640 |
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 | 60898.28632306 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871617 |
| 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 | 45.05 |
| HIERARCH ESO ISS PBL12 END | 45.138 |
| HIERARCH ESO ISS PBLA12 START | 36.4 |
| HIERARCH ESO ISS PBLA12 END | 36.4 |
| HIERARCH ESO ISS PBL13 START | 85.045 |
| HIERARCH ESO ISS PBL13 END | 85.214 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 125.135 |
| HIERARCH ESO ISS PBL14 END | 125.278 |
| HIERARCH ESO ISS PBLA14 START | 67.094 |
| HIERARCH ESO ISS PBLA14 END | 67.025 |
| HIERARCH ESO ISS PBL23 START | 40.633 |
| HIERARCH ESO ISS PBL23 END | 40.709 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.411 |
| HIERARCH ESO ISS PBL24 END | 89.418 |
| HIERARCH ESO ISS PBLA24 START | 82.004 |
| HIERARCH ESO ISS PBLA24 END | 81.908 |
| HIERARCH ESO ISS PBL34 START | 58.8 |
| HIERARCH ESO ISS PBL34 END | 58.71 |
| HIERARCH ESO ISS PBLA34 START | 103.241 |
| HIERARCH ESO ISS PBLA34 END | 103.164 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00454 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004658 |
| HIERARCH ESO ISS AMBI TEMP | 14.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.38 |
| HIERARCH ESO ISS AMBI FWHM END | 0.39 |