Exposure
- ID
- MATIS.2025-08-09T07:45:52.010_1
- Header ID
- MATIS.2025-08-09T07:45:52.010
- Date updated
- 2025-08-09 07:50:34 UTC+0000
- Release date
- 2026-08-09 07:50:33 UTC+0000
- UTC Start
- 2025-08-09 07:45:52.010
- UTC End
- 2025-08-09 07:46:58.454
- MJD Start
- 60896.32351863
- MJD End
- 60896.32428765778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007458
- Ambient temperature (°C)
- 12.43
- Seeing (arcsec)
- 0.43
Observation
- ID
- 69625
- 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
- 51706
- Name
- HD 218396
- RA
- 346.871636
- DEC
- 21.13389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.6160 | 48.7070 | 38.0000 | 38.0000 |
| U1-U3 | 91.6300 | 91.7920 | 43.4000 | 43.4000 |
| U1-U4 | 129.4140 | 129.4800 | 63.8040 | 63.7030 |
| U2-U3 | 43.4780 | 43.5440 | 49.5000 | 49.4000 |
| U2-U4 | 88.2400 | 88.1650 | 77.6990 | 77.5740 |
| U3-U4 | 53.9950 | 53.8350 | 100.0780 | 99.9930 |
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 | 60896.32351863 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871636 |
| 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 | 48.616 |
| HIERARCH ESO ISS PBL12 END | 48.707 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.63 |
| HIERARCH ESO ISS PBL13 END | 91.792 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.414 |
| HIERARCH ESO ISS PBL14 END | 129.48 |
| HIERARCH ESO ISS PBLA14 START | 63.804 |
| HIERARCH ESO ISS PBLA14 END | 63.703 |
| HIERARCH ESO ISS PBL23 START | 43.478 |
| HIERARCH ESO ISS PBL23 END | 43.544 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.4 |
| HIERARCH ESO ISS PBL24 START | 88.24 |
| HIERARCH ESO ISS PBL24 END | 88.165 |
| HIERARCH ESO ISS PBLA24 START | 77.699 |
| HIERARCH ESO ISS PBLA24 END | 77.574 |
| HIERARCH ESO ISS PBL34 START | 53.995 |
| HIERARCH ESO ISS PBL34 END | 53.835 |
| HIERARCH ESO ISS PBLA34 START | 100.078 |
| HIERARCH ESO ISS PBLA34 END | 99.993 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007458 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007458 |
| HIERARCH ESO ISS AMBI TEMP | 12.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |