Exposure
- ID
- MATIS.2025-08-06T06:02:41.249_1
- Header ID
- MATIS.2025-08-06T06:02:41.249
- Date updated
- 2025-08-06 06:10:42 UTC+0000
- Release date
- 2026-08-06 06:10:42 UTC+0000
- UTC Start
- 2025-08-06 06:02:41.249
- UTC End
- 2025-08-06 06:03:47.693
- MJD Start
- 60893.25186631
- MJD End
- 60893.252635337776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009793
- Ambient temperature (°C)
- 15.17
- Seeing (arcsec)
- 0.525
Observation
- ID
- 69170
- 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
- 51439
- Name
- HD 218396
- RA
- 346.871552
- DEC
- 21.1341
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 39.1350 | 39.2450 | 30.6000 | 30.7000 |
| U1-U3 | 72.9300 | 73.1720 | 39.3000 | 39.5000 |
| U1-U4 | 111.4240 | 111.7600 | 70.8770 | 70.8190 |
| U2-U3 | 34.7620 | 34.8870 | 49.2000 | 49.2000 |
| U2-U4 | 85.4000 | 85.5400 | 88.1120 | 87.9970 |
| U3-U4 | 62.3050 | 62.2810 | 108.6300 | 108.5190 |
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 | 60893.25186631 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871552 |
| DEC | 21.1341 |
| 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 | 39.135 |
| HIERARCH ESO ISS PBL12 END | 39.245 |
| HIERARCH ESO ISS PBLA12 START | 30.6 |
| HIERARCH ESO ISS PBLA12 END | 30.7 |
| HIERARCH ESO ISS PBL13 START | 72.93 |
| HIERARCH ESO ISS PBL13 END | 73.172 |
| HIERARCH ESO ISS PBLA13 START | 39.3 |
| HIERARCH ESO ISS PBLA13 END | 39.5 |
| HIERARCH ESO ISS PBL14 START | 111.424 |
| HIERARCH ESO ISS PBL14 END | 111.76 |
| HIERARCH ESO ISS PBLA14 START | 70.877 |
| HIERARCH ESO ISS PBLA14 END | 70.819 |
| HIERARCH ESO ISS PBL23 START | 34.762 |
| HIERARCH ESO ISS PBL23 END | 34.887 |
| HIERARCH ESO ISS PBLA23 START | 49.2 |
| HIERARCH ESO ISS PBLA23 END | 49.2 |
| HIERARCH ESO ISS PBL24 START | 85.4 |
| HIERARCH ESO ISS PBL24 END | 85.54 |
| HIERARCH ESO ISS PBLA24 START | 88.112 |
| HIERARCH ESO ISS PBLA24 END | 87.997 |
| HIERARCH ESO ISS PBL34 START | 62.305 |
| HIERARCH ESO ISS PBL34 END | 62.281 |
| HIERARCH ESO ISS PBLA34 START | 108.63 |
| HIERARCH ESO ISS PBLA34 END | 108.519 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010452 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009134 |
| HIERARCH ESO ISS AMBI TEMP | 15.17 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |