Exposure
- ID
- MATIS.2025-08-10T06:30:57.033_1
- Header ID
- MATIS.2025-08-10T06:30:57.033
- Date updated
- 2025-08-10 06:40:45 UTC+0000
- Release date
- 2026-08-10 06:40:45 UTC+0000
- UTC Start
- 2025-08-10 06:30:57.033
- UTC End
- 2025-08-10 06:31:59.043
- MJD Start
- 60897.27149344
- MJD End
- 60897.27221114833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052695
- Ambient temperature (°C)
- 12.36
- Seeing (arcsec)
- 0.44
Observation
- ID
- 69708
- 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
- 51769
- Name
- HD 218396
- RA
- 346.871426
- DEC
- 21.13374
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 42.9170 | 43.0080 | 34.8000 | 34.9000 |
| U1-U3 | 80.8560 | 81.0400 | 42.2000 | 42.2000 |
| U1-U4 | 121.1350 | 121.3270 | 68.6340 | 68.5730 |
| U2-U3 | 38.6880 | 38.7750 | 50.4000 | 50.4000 |
| U2-U4 | 88.7600 | 88.8060 | 84.2520 | 84.1580 |
| U3-U4 | 60.6120 | 60.5470 | 105.1000 | 105.0200 |
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 | 60897.27149344 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871426 |
| DEC | 21.13374 |
| 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 | 42.917 |
| HIERARCH ESO ISS PBL12 END | 43.008 |
| HIERARCH ESO ISS PBLA12 START | 34.8 |
| HIERARCH ESO ISS PBLA12 END | 34.9 |
| HIERARCH ESO ISS PBL13 START | 80.856 |
| HIERARCH ESO ISS PBL13 END | 81.04 |
| HIERARCH ESO ISS PBLA13 START | 42.2 |
| HIERARCH ESO ISS PBLA13 END | 42.2 |
| HIERARCH ESO ISS PBL14 START | 121.135 |
| HIERARCH ESO ISS PBL14 END | 121.327 |
| HIERARCH ESO ISS PBLA14 START | 68.634 |
| HIERARCH ESO ISS PBLA14 END | 68.573 |
| HIERARCH ESO ISS PBL23 START | 38.688 |
| HIERARCH ESO ISS PBL23 END | 38.775 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 88.76 |
| HIERARCH ESO ISS PBL24 END | 88.806 |
| HIERARCH ESO ISS PBLA24 START | 84.252 |
| HIERARCH ESO ISS PBLA24 END | 84.158 |
| HIERARCH ESO ISS PBL34 START | 60.612 |
| HIERARCH ESO ISS PBL34 END | 60.547 |
| HIERARCH ESO ISS PBLA34 START | 105.1 |
| HIERARCH ESO ISS PBLA34 END | 105.02 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005363 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005176 |
| HIERARCH ESO ISS AMBI TEMP | 12.36 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |