Exposure
- ID
- MATIS.2025-08-06T07:57:54.782_1
- Header ID
- MATIS.2025-08-06T07:57:54.782
- Date updated
- 2025-08-06 08:05:52 UTC+0000
- Release date
- 2026-08-06 08:05:52 UTC+0000
- UTC Start
- 2025-08-06 07:57:54.782
- UTC End
- 2025-08-06 07:59:01.226
- MJD Start
- 60893.33188405
- MJD End
- 60893.33265307778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0077824999999999995
- Ambient temperature (°C)
- 14.11
- Seeing (arcsec)
- 0.515
Observation
- ID
- 69270
- 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
- 51490
- Name
- HD 218396
- RA
- 346.871631
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.6340 | 48.7160 | 38.0000 | 38.0000 |
| U1-U3 | 91.6630 | 91.8070 | 43.4000 | 43.4000 |
| U1-U4 | 129.4280 | 129.4860 | 63.7870 | 63.6970 |
| U2-U3 | 43.4910 | 43.5500 | 49.5000 | 49.4000 |
| U2-U4 | 88.2250 | 88.1580 | 77.6770 | 77.5650 |
| U3-U4 | 53.9630 | 53.8190 | 100.0630 | 99.9870 |
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 | 60893.33188405 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871631 |
| DEC | 21.13407 |
| 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 | 48.634 |
| HIERARCH ESO ISS PBL12 END | 48.716 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.663 |
| HIERARCH ESO ISS PBL13 END | 91.807 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.428 |
| HIERARCH ESO ISS PBL14 END | 129.486 |
| HIERARCH ESO ISS PBLA14 START | 63.787 |
| HIERARCH ESO ISS PBLA14 END | 63.697 |
| HIERARCH ESO ISS PBL23 START | 43.491 |
| HIERARCH ESO ISS PBL23 END | 43.55 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.4 |
| HIERARCH ESO ISS PBL24 START | 88.225 |
| HIERARCH ESO ISS PBL24 END | 88.158 |
| HIERARCH ESO ISS PBLA24 START | 77.677 |
| HIERARCH ESO ISS PBLA24 END | 77.565 |
| HIERARCH ESO ISS PBL34 START | 53.963 |
| HIERARCH ESO ISS PBL34 END | 53.819 |
| HIERARCH ESO ISS PBLA34 START | 100.063 |
| HIERARCH ESO ISS PBLA34 END | 99.987 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006978 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008587 |
| HIERARCH ESO ISS AMBI TEMP | 14.11 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |