Exposure
- ID
- MATIS.2025-08-06T05:41:52.170_1
- Header ID
- MATIS.2025-08-06T05:41:52.170
- Date updated
- 2025-08-06 05:50:48 UTC+0000
- Release date
- 2026-08-06 05:50:48 UTC+0000
- UTC Start
- 2025-08-06 05:41:52.170
- UTC End
- 2025-08-06 05:42:58.614
- MJD Start
- 60893.23740937
- MJD End
- 60893.238178397776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00747
- Ambient temperature (°C)
- 15.27
- Seeing (arcsec)
- 0.62
Observation
- ID
- 69157
- 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
- 51433
- Name
- HD 218396
- RA
- 346.871546
- DEC
- 21.13411
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 37.4090 | 37.5090 | 27.9000 | 28.0000 |
| U1-U3 | 69.0480 | 69.2790 | 37.3000 | 37.4000 |
| U1-U4 | 105.6600 | 106.0220 | 71.7390 | 71.6920 |
| U2-U3 | 32.7150 | 32.8390 | 48.0000 | 48.1000 |
| U2-U4 | 82.8460 | 83.0150 | 89.9740 | 89.8620 |
| U3-U4 | 62.4700 | 62.4710 | 110.4680 | 110.3550 |
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 | 60893.23740937 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871546 |
| DEC | 21.13411 |
| 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 | 37.409 |
| HIERARCH ESO ISS PBL12 END | 37.509 |
| HIERARCH ESO ISS PBLA12 START | 27.9 |
| HIERARCH ESO ISS PBLA12 END | 28.0 |
| HIERARCH ESO ISS PBL13 START | 69.048 |
| HIERARCH ESO ISS PBL13 END | 69.279 |
| HIERARCH ESO ISS PBLA13 START | 37.3 |
| HIERARCH ESO ISS PBLA13 END | 37.4 |
| HIERARCH ESO ISS PBL14 START | 105.66 |
| HIERARCH ESO ISS PBL14 END | 106.022 |
| HIERARCH ESO ISS PBLA14 START | 71.739 |
| HIERARCH ESO ISS PBLA14 END | 71.692 |
| HIERARCH ESO ISS PBL23 START | 32.715 |
| HIERARCH ESO ISS PBL23 END | 32.839 |
| HIERARCH ESO ISS PBLA23 START | 48.0 |
| HIERARCH ESO ISS PBLA23 END | 48.1 |
| HIERARCH ESO ISS PBL24 START | 82.846 |
| HIERARCH ESO ISS PBL24 END | 83.015 |
| HIERARCH ESO ISS PBLA24 START | 89.974 |
| HIERARCH ESO ISS PBLA24 END | 89.862 |
| HIERARCH ESO ISS PBL34 START | 62.47 |
| HIERARCH ESO ISS PBL34 END | 62.471 |
| HIERARCH ESO ISS PBLA34 START | 110.468 |
| HIERARCH ESO ISS PBLA34 END | 110.355 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007582 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007358 |
| HIERARCH ESO ISS AMBI TEMP | 15.27 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |