Exposure
- ID
- MATIS.2025-08-09T07:58:55.359_1
- Header ID
- MATIS.2025-08-09T07:58:55.359
- 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 07:58:55.359
- UTC End
- 2025-08-09 08:00:01.803
- MJD Start
- 60896.33258517
- MJD End
- 60896.33335419778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007348
- Ambient temperature (°C)
- 12.55
- Seeing (arcsec)
- 0.41000000000000003
Observation
- ID
- 69637
- 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
- 51712
- Name
- HD 218396
- RA
- 346.871644
- DEC
- 21.13388
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.5390 | 49.6150 | 38.2000 | 38.2000 |
| U1-U3 | 93.2430 | 93.3740 | 43.3000 | 43.3000 |
| U1-U4 | 129.9510 | 129.9830 | 62.7360 | 62.6430 |
| U2-U3 | 44.1230 | 44.1750 | 49.0000 | 49.0000 |
| U2-U4 | 87.3670 | 87.2820 | 76.3810 | 76.2670 |
| U3-U4 | 52.2720 | 52.1190 | 99.2060 | 99.1330 |
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 | 60896.33258517 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871644 |
| DEC | 21.13388 |
| HIERARCH ESO DET NAME | MATISSE-LM |
| HIERARCH ESO INS FIL NAME | LM |
| HIERARCH ESO INS FIL ID | LM |
| HIERARCH ESO INS DIL NAME | MED |
| HIERARCH ESO INS DIL ID | MED |
| 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 | 10.0 |
| HIERARCH ESO DET SEQ1 PERIOD | 11.074 |
| HIERARCH ESO DET NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 49.539 |
| HIERARCH ESO ISS PBL12 END | 49.615 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.243 |
| HIERARCH ESO ISS PBL13 END | 93.374 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.951 |
| HIERARCH ESO ISS PBL14 END | 129.983 |
| HIERARCH ESO ISS PBLA14 START | 62.736 |
| HIERARCH ESO ISS PBLA14 END | 62.643 |
| HIERARCH ESO ISS PBL23 START | 44.123 |
| HIERARCH ESO ISS PBL23 END | 44.175 |
| HIERARCH ESO ISS PBLA23 START | 49.0 |
| HIERARCH ESO ISS PBLA23 END | 49.0 |
| HIERARCH ESO ISS PBL24 START | 87.367 |
| HIERARCH ESO ISS PBL24 END | 87.282 |
| HIERARCH ESO ISS PBLA24 START | 76.381 |
| HIERARCH ESO ISS PBLA24 END | 76.267 |
| HIERARCH ESO ISS PBL34 START | 52.272 |
| HIERARCH ESO ISS PBL34 END | 52.119 |
| HIERARCH ESO ISS PBLA34 START | 99.206 |
| HIERARCH ESO ISS PBLA34 END | 99.133 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007348 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007348 |
| HIERARCH ESO ISS AMBI TEMP | 12.55 |
| HIERARCH ESO ISS AMBI FWHM START | 0.42 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |