Exposure
- ID
- MATIS.2025-08-06T07:56:26.887_1
- Header ID
- MATIS.2025-08-06T07:56:26.887
- Date updated
- 2025-08-06 08:00:33 UTC+0000
- Release date
- 2026-08-06 08:00:33 UTC+0000
- UTC Start
- 2025-08-06 07:56:26.887
- UTC End
- 2025-08-06 07:57:33.331
- MJD Start
- 60893.33086675
- MJD End
- 60893.33163577778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007594
- Ambient temperature (°C)
- 14.09
- Seeing (arcsec)
- 0.55
Observation
- ID
- 69268
- 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
- 51489
- Name
- HD 218396
- RA
- 346.87163
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.5270 | 48.6100 | 37.9000 | 38.0000 |
| U1-U3 | 91.4740 | 91.6200 | 43.4000 | 43.4000 |
| U1-U4 | 129.3490 | 129.4100 | 63.9030 | 63.8130 |
| U2-U3 | 43.4140 | 43.4730 | 49.5000 | 49.5000 |
| U2-U4 | 88.3090 | 88.2440 | 77.8220 | 77.7100 |
| U3-U4 | 54.1480 | 54.0050 | 100.1620 | 100.0860 |
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 | 60893.33086675 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87163 |
| DEC | 21.13407 |
| 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 | 48.527 |
| HIERARCH ESO ISS PBL12 END | 48.61 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.474 |
| HIERARCH ESO ISS PBL13 END | 91.62 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.349 |
| HIERARCH ESO ISS PBL14 END | 129.41 |
| HIERARCH ESO ISS PBLA14 START | 63.903 |
| HIERARCH ESO ISS PBLA14 END | 63.813 |
| HIERARCH ESO ISS PBL23 START | 43.414 |
| HIERARCH ESO ISS PBL23 END | 43.473 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 88.309 |
| HIERARCH ESO ISS PBL24 END | 88.244 |
| HIERARCH ESO ISS PBLA24 START | 77.822 |
| HIERARCH ESO ISS PBLA24 END | 77.71 |
| HIERARCH ESO ISS PBL34 START | 54.148 |
| HIERARCH ESO ISS PBL34 END | 54.005 |
| HIERARCH ESO ISS PBLA34 START | 100.162 |
| HIERARCH ESO ISS PBLA34 END | 100.086 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007594 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007594 |
| HIERARCH ESO ISS AMBI TEMP | 14.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.54 |