Exposure
- ID
- MATIS.2025-08-11T07:58:44.074_1
- Header ID
- MATIS.2025-08-11T07:58:44.074
- Date updated
- 2025-08-11 08:05:42 UTC+0000
- Release date
- 2026-08-11 08:05:42 UTC+0000
- UTC Start
- 2025-08-11 07:58:44.074
- UTC End
- 2025-08-11 07:59:50.518
- MJD Start
- 60898.33245456
- MJD End
- 60898.333223587775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0056545
- Ambient temperature (°C)
- 14.7
- Seeing (arcsec)
- 0.385
Observation
- ID
- 69919
- 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
- 51889
- Name
- HD 218396
- RA
- 346.871656
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.0560 | 50.1420 | 38.2000 | 38.2000 |
| U1-U3 | 94.1280 | 94.2740 | 43.2000 | 43.1000 |
| U1-U4 | 130.1280 | 130.1490 | 62.0850 | 61.9720 |
| U2-U3 | 44.4670 | 44.5220 | 48.7000 | 48.7000 |
| U2-U4 | 86.7490 | 86.6360 | 75.5880 | 75.4500 |
| U3-U4 | 51.1920 | 51.0040 | 98.7030 | 98.6170 |
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 | 60898.33245456 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871656 |
| 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 | 50.056 |
| HIERARCH ESO ISS PBL12 END | 50.142 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.128 |
| HIERARCH ESO ISS PBL13 END | 94.274 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 130.128 |
| HIERARCH ESO ISS PBL14 END | 130.149 |
| HIERARCH ESO ISS PBLA14 START | 62.085 |
| HIERARCH ESO ISS PBLA14 END | 61.972 |
| HIERARCH ESO ISS PBL23 START | 44.467 |
| HIERARCH ESO ISS PBL23 END | 44.522 |
| HIERARCH ESO ISS PBLA23 START | 48.7 |
| HIERARCH ESO ISS PBLA23 END | 48.7 |
| HIERARCH ESO ISS PBL24 START | 86.749 |
| HIERARCH ESO ISS PBL24 END | 86.636 |
| HIERARCH ESO ISS PBLA24 START | 75.588 |
| HIERARCH ESO ISS PBLA24 END | 75.45 |
| HIERARCH ESO ISS PBL34 START | 51.192 |
| HIERARCH ESO ISS PBL34 END | 51.004 |
| HIERARCH ESO ISS PBLA34 START | 98.703 |
| HIERARCH ESO ISS PBLA34 END | 98.617 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005866 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005443 |
| HIERARCH ESO ISS AMBI TEMP | 14.7 |
| HIERARCH ESO ISS AMBI FWHM START | 0.38 |
| HIERARCH ESO ISS AMBI FWHM END | 0.39 |