Exposure
- ID
- MATIS.2025-08-07T06:52:25.243_1
- Header ID
- MATIS.2025-08-07T06:52:25.243
- Date updated
- 2025-08-07 06:55:55 UTC+0000
- Release date
- 2026-08-07 06:55:55 UTC+0000
- UTC Start
- 2025-08-07 06:52:25.243
- UTC End
- 2025-08-07 06:53:31.687
- MJD Start
- 60894.28640328
- MJD End
- 60894.28717230778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007966
- Ambient temperature (°C)
- 13.37
- Seeing (arcsec)
- 0.535
Observation
- ID
- 69424
- 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
- 51585
- Name
- HD 218396
- RA
- 346.871642
- DEC
- 21.13409
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 43.7420 | 43.8500 | 35.5000 | 35.6000 |
| U1-U3 | 82.5000 | 82.7110 | 42.6000 | 42.6000 |
| U1-U4 | 122.8050 | 123.0100 | 68.0650 | 67.9890 |
| U2-U3 | 39.4620 | 39.5610 | 50.4000 | 50.4000 |
| U2-U4 | 89.1200 | 89.1570 | 83.3960 | 83.2840 |
| U3-U4 | 59.9900 | 59.9020 | 104.3750 | 104.2810 |
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 | 60894.28640328 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871642 |
| DEC | 21.13409 |
| 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 | 43.742 |
| HIERARCH ESO ISS PBL12 END | 43.85 |
| HIERARCH ESO ISS PBLA12 START | 35.5 |
| HIERARCH ESO ISS PBLA12 END | 35.6 |
| HIERARCH ESO ISS PBL13 START | 82.5 |
| HIERARCH ESO ISS PBL13 END | 82.711 |
| HIERARCH ESO ISS PBLA13 START | 42.6 |
| HIERARCH ESO ISS PBLA13 END | 42.6 |
| HIERARCH ESO ISS PBL14 START | 122.805 |
| HIERARCH ESO ISS PBL14 END | 123.01 |
| HIERARCH ESO ISS PBLA14 START | 68.065 |
| HIERARCH ESO ISS PBLA14 END | 67.989 |
| HIERARCH ESO ISS PBL23 START | 39.462 |
| HIERARCH ESO ISS PBL23 END | 39.561 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.12 |
| HIERARCH ESO ISS PBL24 END | 89.157 |
| HIERARCH ESO ISS PBLA24 START | 83.396 |
| HIERARCH ESO ISS PBLA24 END | 83.284 |
| HIERARCH ESO ISS PBL34 START | 59.99 |
| HIERARCH ESO ISS PBL34 END | 59.902 |
| HIERARCH ESO ISS PBLA34 START | 104.375 |
| HIERARCH ESO ISS PBLA34 END | 104.281 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00858 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007352 |
| HIERARCH ESO ISS AMBI TEMP | 13.37 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.54 |