Exposure
- ID
- MATIS.2025-08-06T08:44:21.909_1
- Header ID
- MATIS.2025-08-06T08:44:21.909
- Date updated
- 2025-08-06 08:55:41 UTC+0000
- Release date
- 2026-08-06 08:55:41 UTC+0000
- UTC Start
- 2025-08-06 08:44:21.909
- UTC End
- 2025-08-06 08:45:28.353
- MJD Start
- 60893.36414247
- MJD End
- 60893.36491149778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007549
- Ambient temperature (°C)
- 14.25
- Seeing (arcsec)
- 0.42
Observation
- ID
- 69298
- 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
- 51505
- Name
- HD 218396
- RA
- 346.871653
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.6740 | 51.7390 | 38.2000 | 38.2000 |
| U1-U3 | 96.7930 | 96.8970 | 42.5000 | 42.5000 |
| U1-U4 | 129.9970 | 129.9660 | 59.6880 | 59.5770 |
| U2-U3 | 45.4370 | 45.4730 | 47.5000 | 47.4000 |
| U2-U4 | 84.0870 | 83.9520 | 72.7160 | 72.5840 |
| U3-U4 | 47.1590 | 46.9710 | 96.9850 | 96.9100 |
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 | 60893.36414247 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871653 |
| 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 | 51.674 |
| HIERARCH ESO ISS PBL12 END | 51.739 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 96.793 |
| HIERARCH ESO ISS PBL13 END | 96.897 |
| HIERARCH ESO ISS PBLA13 START | 42.5 |
| HIERARCH ESO ISS PBLA13 END | 42.5 |
| HIERARCH ESO ISS PBL14 START | 129.997 |
| HIERARCH ESO ISS PBL14 END | 129.966 |
| HIERARCH ESO ISS PBLA14 START | 59.688 |
| HIERARCH ESO ISS PBLA14 END | 59.577 |
| HIERARCH ESO ISS PBL23 START | 45.437 |
| HIERARCH ESO ISS PBL23 END | 45.473 |
| HIERARCH ESO ISS PBLA23 START | 47.5 |
| HIERARCH ESO ISS PBLA23 END | 47.4 |
| HIERARCH ESO ISS PBL24 START | 84.087 |
| HIERARCH ESO ISS PBL24 END | 83.952 |
| HIERARCH ESO ISS PBLA24 START | 72.716 |
| HIERARCH ESO ISS PBLA24 END | 72.584 |
| HIERARCH ESO ISS PBL34 START | 47.159 |
| HIERARCH ESO ISS PBL34 END | 46.971 |
| HIERARCH ESO ISS PBLA34 START | 96.985 |
| HIERARCH ESO ISS PBLA34 END | 96.91 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00783 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007268 |
| HIERARCH ESO ISS AMBI TEMP | 14.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |