Exposure
- ID
- MATIS.2025-08-09T07:52:18.967_1
- Header ID
- MATIS.2025-08-09T07:52:18.967
- Date updated
- 2025-08-09 08:00:44 UTC+0000
- Release date
- 2026-08-09 08:00:44 UTC+0000
- UTC Start
- 2025-08-09 07:52:18.967
- UTC End
- 2025-08-09 07:53:25.411
- MJD Start
- 60896.3279973
- MJD End
- 60896.32876632778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006207
- Ambient temperature (°C)
- 12.51
- Seeing (arcsec)
- 0.46
Observation
- ID
- 69631
- 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
- 51709
- Name
- HD 218396
- RA
- 346.871639
- DEC
- 21.13389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.0770 | 49.1660 | 38.1000 | 38.1000 |
| U1-U3 | 92.4410 | 92.5970 | 43.3000 | 43.3000 |
| U1-U4 | 129.7160 | 129.7670 | 63.2850 | 63.1820 |
| U2-U3 | 43.8050 | 43.8680 | 49.3000 | 49.2000 |
| U2-U4 | 87.8380 | 87.7530 | 77.0560 | 76.9280 |
| U3-U4 | 53.1650 | 52.9970 | 99.6470 | 99.5620 |
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 | 60896.3279973 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871639 |
| DEC | 21.13389 |
| 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 | 49.077 |
| HIERARCH ESO ISS PBL12 END | 49.166 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 92.441 |
| HIERARCH ESO ISS PBL13 END | 92.597 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.716 |
| HIERARCH ESO ISS PBL14 END | 129.767 |
| HIERARCH ESO ISS PBLA14 START | 63.285 |
| HIERARCH ESO ISS PBLA14 END | 63.182 |
| HIERARCH ESO ISS PBL23 START | 43.805 |
| HIERARCH ESO ISS PBL23 END | 43.868 |
| HIERARCH ESO ISS PBLA23 START | 49.3 |
| HIERARCH ESO ISS PBLA23 END | 49.2 |
| HIERARCH ESO ISS PBL24 START | 87.838 |
| HIERARCH ESO ISS PBL24 END | 87.753 |
| HIERARCH ESO ISS PBLA24 START | 77.056 |
| HIERARCH ESO ISS PBLA24 END | 76.928 |
| HIERARCH ESO ISS PBL34 START | 53.165 |
| HIERARCH ESO ISS PBL34 END | 52.997 |
| HIERARCH ESO ISS PBLA34 START | 99.647 |
| HIERARCH ESO ISS PBLA34 END | 99.562 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006207 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006207 |
| HIERARCH ESO ISS AMBI TEMP | 12.51 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |