Exposure
- ID
- MATIS.2025-08-06T06:47:26.314_1
- Header ID
- MATIS.2025-08-06T06:47:26.314
- Date updated
- 2025-08-06 06:55:51 UTC+0000
- Release date
- 2026-08-06 06:55:51 UTC+0000
- UTC Start
- 2025-08-06 06:47:26.314
- UTC End
- 2025-08-06 06:48:32.758
- MJD Start
- 60893.28294345
- MJD End
- 60893.28371247778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008744
- Ambient temperature (°C)
- 14.69
- Seeing (arcsec)
- 0.48
Observation
- ID
- 69208
- 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
- 51458
- Name
- HD 218396
- RA
- 346.871588
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 42.9830 | 43.0940 | 34.9000 | 35.0000 |
| U1-U3 | 80.9890 | 81.2120 | 42.2000 | 42.3000 |
| U1-U4 | 121.2750 | 121.5070 | 68.5890 | 68.5140 |
| U2-U3 | 38.7510 | 38.8570 | 50.4000 | 50.4000 |
| U2-U4 | 88.7940 | 88.8490 | 84.1830 | 84.0680 |
| U3-U4 | 60.5650 | 60.4860 | 105.0410 | 104.9430 |
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 | 60893.28294345 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871588 |
| DEC | 21.13408 |
| 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 | 42.983 |
| HIERARCH ESO ISS PBL12 END | 43.094 |
| HIERARCH ESO ISS PBLA12 START | 34.9 |
| HIERARCH ESO ISS PBLA12 END | 35.0 |
| HIERARCH ESO ISS PBL13 START | 80.989 |
| HIERARCH ESO ISS PBL13 END | 81.212 |
| HIERARCH ESO ISS PBLA13 START | 42.2 |
| HIERARCH ESO ISS PBLA13 END | 42.3 |
| HIERARCH ESO ISS PBL14 START | 121.275 |
| HIERARCH ESO ISS PBL14 END | 121.507 |
| HIERARCH ESO ISS PBLA14 START | 68.589 |
| HIERARCH ESO ISS PBLA14 END | 68.514 |
| HIERARCH ESO ISS PBL23 START | 38.751 |
| HIERARCH ESO ISS PBL23 END | 38.857 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 88.794 |
| HIERARCH ESO ISS PBL24 END | 88.849 |
| HIERARCH ESO ISS PBLA24 START | 84.183 |
| HIERARCH ESO ISS PBLA24 END | 84.068 |
| HIERARCH ESO ISS PBL34 START | 60.565 |
| HIERARCH ESO ISS PBL34 END | 60.486 |
| HIERARCH ESO ISS PBLA34 START | 105.041 |
| HIERARCH ESO ISS PBLA34 END | 104.943 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00954 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007948 |
| HIERARCH ESO ISS AMBI TEMP | 14.69 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |