Exposure
- ID
- MATIS.2025-08-10T06:26:03.288_1
- Header ID
- MATIS.2025-08-10T06:26:03.288
- Date updated
- 2025-08-10 06:30:46 UTC+0000
- Release date
- 2026-08-10 06:30:46 UTC+0000
- UTC Start
- 2025-08-10 06:26:03.288
- UTC End
- 2025-08-10 06:27:09.732
- MJD Start
- 60897.26809361
- MJD End
- 60897.26886263778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005354
- Ambient temperature (°C)
- 12.41
- Seeing (arcsec)
- 0.51
Observation
- ID
- 69703
- 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
- 51767
- Name
- HD 218396
- RA
- 346.87142
- DEC
- 21.13374
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 42.4960 | 42.6050 | 34.4000 | 34.5000 |
| U1-U3 | 80.0080 | 80.2280 | 42.0000 | 42.0000 |
| U1-U4 | 120.2260 | 120.4640 | 68.9130 | 68.8410 |
| U2-U3 | 38.2840 | 38.3890 | 50.3000 | 50.3000 |
| U2-U4 | 88.5250 | 88.5890 | 84.6830 | 84.5710 |
| U3-U4 | 60.8920 | 60.8220 | 105.4740 | 105.3760 |
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 | 60897.26809361 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87142 |
| DEC | 21.13374 |
| 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 | 42.496 |
| HIERARCH ESO ISS PBL12 END | 42.605 |
| HIERARCH ESO ISS PBLA12 START | 34.4 |
| HIERARCH ESO ISS PBLA12 END | 34.5 |
| HIERARCH ESO ISS PBL13 START | 80.008 |
| HIERARCH ESO ISS PBL13 END | 80.228 |
| HIERARCH ESO ISS PBLA13 START | 42.0 |
| HIERARCH ESO ISS PBLA13 END | 42.0 |
| HIERARCH ESO ISS PBL14 START | 120.226 |
| HIERARCH ESO ISS PBL14 END | 120.464 |
| HIERARCH ESO ISS PBLA14 START | 68.913 |
| HIERARCH ESO ISS PBLA14 END | 68.841 |
| HIERARCH ESO ISS PBL23 START | 38.284 |
| HIERARCH ESO ISS PBL23 END | 38.389 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 88.525 |
| HIERARCH ESO ISS PBL24 END | 88.589 |
| HIERARCH ESO ISS PBLA24 START | 84.683 |
| HIERARCH ESO ISS PBLA24 END | 84.571 |
| HIERARCH ESO ISS PBL34 START | 60.892 |
| HIERARCH ESO ISS PBL34 END | 60.822 |
| HIERARCH ESO ISS PBLA34 START | 105.474 |
| HIERARCH ESO ISS PBLA34 END | 105.376 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005354 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005354 |
| HIERARCH ESO ISS AMBI TEMP | 12.41 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |