Exposure
- ID
- MATIS.2025-08-11T08:24:58.661_1
- Header ID
- MATIS.2025-08-11T08:24:58.661
- Date updated
- 2025-08-11 08:30:46 UTC+0000
- Release date
- 2026-08-11 08:30:46 UTC+0000
- UTC Start
- 2025-08-11 08:24:58.661
- UTC End
- 2025-08-11 08:26:05.105
- MJD Start
- 60898.35067895
- MJD End
- 60898.35144797778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004457
- Ambient temperature (°C)
- 14.98
- Seeing (arcsec)
- 0.42
Observation
- ID
- 69927
- 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
- 51893
- Name
- HD 218396
- RA
- 346.871663
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.6890 | 51.7600 | 38.2000 | 38.2000 |
| U1-U3 | 96.8180 | 96.9310 | 42.5000 | 42.5000 |
| U1-U4 | 129.9890 | 129.9550 | 59.6630 | 59.5420 |
| U2-U3 | 45.4460 | 45.4840 | 47.4000 | 47.4000 |
| U2-U4 | 84.0550 | 83.9080 | 72.6860 | 72.5420 |
| U3-U4 | 47.1140 | 46.9090 | 96.9680 | 96.8860 |
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 | 60898.35067895 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871663 |
| DEC | 21.1337 |
| 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 | 51.689 |
| HIERARCH ESO ISS PBL12 END | 51.76 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 96.818 |
| HIERARCH ESO ISS PBL13 END | 96.931 |
| HIERARCH ESO ISS PBLA13 START | 42.5 |
| HIERARCH ESO ISS PBLA13 END | 42.5 |
| HIERARCH ESO ISS PBL14 START | 129.989 |
| HIERARCH ESO ISS PBL14 END | 129.955 |
| HIERARCH ESO ISS PBLA14 START | 59.663 |
| HIERARCH ESO ISS PBLA14 END | 59.542 |
| HIERARCH ESO ISS PBL23 START | 45.446 |
| HIERARCH ESO ISS PBL23 END | 45.484 |
| HIERARCH ESO ISS PBLA23 START | 47.4 |
| HIERARCH ESO ISS PBLA23 END | 47.4 |
| HIERARCH ESO ISS PBL24 START | 84.055 |
| HIERARCH ESO ISS PBL24 END | 83.908 |
| HIERARCH ESO ISS PBLA24 START | 72.686 |
| HIERARCH ESO ISS PBLA24 END | 72.542 |
| HIERARCH ESO ISS PBL34 START | 47.114 |
| HIERARCH ESO ISS PBL34 END | 46.909 |
| HIERARCH ESO ISS PBLA34 START | 96.968 |
| HIERARCH ESO ISS PBLA34 END | 96.886 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004457 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004457 |
| HIERARCH ESO ISS AMBI TEMP | 14.98 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |