Exposure
- ID
- MATIS.2025-08-09T08:00:25.883_1
- Header ID
- MATIS.2025-08-09T08:00:25.883
- Date updated
- 2025-08-09 08:05:45 UTC+0000
- Release date
- 2026-08-09 08:05:45 UTC+0000
- UTC Start
- 2025-08-09 08:00:25.883
- UTC End
- 2025-08-09 08:01:27.893
- MJD Start
- 60896.3336329
- MJD End
- 60896.33435060833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0077215
- Ambient temperature (°C)
- 12.55
- Seeing (arcsec)
- 0.4
Observation
- ID
- 69640
- 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
- 51713
- Name
- HD 218396
- RA
- 346.871645
- DEC
- 21.13388
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.6410 | 49.7120 | 38.2000 | 38.2000 |
| U1-U3 | 93.4200 | 93.5410 | 43.2000 | 43.2000 |
| U1-U4 | 129.9940 | 130.0210 | 62.6100 | 62.5210 |
| U2-U3 | 44.1930 | 44.2400 | 49.0000 | 48.9000 |
| U2-U4 | 87.2520 | 87.1700 | 76.2260 | 76.1180 |
| U3-U4 | 52.0640 | 51.9190 | 99.1070 | 99.0370 |
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 | 60896.3336329 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871645 |
| DEC | 21.13388 |
| 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 | 49.641 |
| HIERARCH ESO ISS PBL12 END | 49.712 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.42 |
| HIERARCH ESO ISS PBL13 END | 93.541 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 129.994 |
| HIERARCH ESO ISS PBL14 END | 130.021 |
| HIERARCH ESO ISS PBLA14 START | 62.61 |
| HIERARCH ESO ISS PBLA14 END | 62.521 |
| HIERARCH ESO ISS PBL23 START | 44.193 |
| HIERARCH ESO ISS PBL23 END | 44.24 |
| HIERARCH ESO ISS PBLA23 START | 49.0 |
| HIERARCH ESO ISS PBLA23 END | 48.9 |
| HIERARCH ESO ISS PBL24 START | 87.252 |
| HIERARCH ESO ISS PBL24 END | 87.17 |
| HIERARCH ESO ISS PBLA24 START | 76.226 |
| HIERARCH ESO ISS PBLA24 END | 76.118 |
| HIERARCH ESO ISS PBL34 START | 52.064 |
| HIERARCH ESO ISS PBL34 END | 51.919 |
| HIERARCH ESO ISS PBLA34 START | 99.107 |
| HIERARCH ESO ISS PBLA34 END | 99.037 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007348 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008095 |
| HIERARCH ESO ISS AMBI TEMP | 12.55 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |