Exposure
- ID
- GRAVI.2025-07-11T06:27:54.543_1
- Header ID
- GRAVI.2025-07-11T06:27:54.543
- Date updated
- 2025-07-11 06:40:42 UTC+0000
- Release date
- 2026-07-11 06:40:42 UTC+0000
- UTC Start
- 2025-07-11 06:27:54.543
- UTC End
- 2025-07-11 06:33:54.543
- MJD Start
- 60867.26938129
- MJD End
- 60867.27354795667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0049185
- Ambient temperature (°C)
- 10.2
- Seeing (arcsec)
- 0.55
Observation
- ID
- 68658
- Category
- science
- Program ID
- 113.26E7.001
- Program Title
- RESOLVING THE MAS-SCALE RELATIVISTIC JET AND THE SEED PHOTON FIELDS OF BLAZARS IN NEAR INFRARED
- Program Type
- Normal
- PI / COI
- HOVATTA / LINDFORS / KORHONEN / KHARB / WITTKOWSKI / PURSIMO
Target
- ID
- 51072
- Name
- TXS_1811+062
- RA
- 273.391749
- DEC
- 6.26367
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4170 | 56.4730 | 35.3000 | 35.2000 |
| U1-U3 | 102.4220 | 102.3800 | 39.3000 | 39.1000 |
| U1-U4 | 120.3760 | 119.2100 | 57.7470 | 57.2210 |
| U2-U3 | 46.3040 | 46.1900 | 44.1000 | 43.8000 |
| U2-U4 | 71.5410 | 70.1120 | 75.2580 | 74.7780 |
| U3-U4 | 39.9090 | 38.6920 | 112.1470 | 112.7080 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26E7.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60867.26938129 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | TXS 1811+062 |
| HIERARCH ESO INS SOBJ NAME | TXS_1811+062 |
| RA | 273.391749 |
| DEC | 6.26367 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | COMBINED |
| 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 | 375.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.417 |
| HIERARCH ESO ISS PBL12 END | 56.473 |
| HIERARCH ESO ISS PBLA12 START | 35.3 |
| HIERARCH ESO ISS PBLA12 END | 35.2 |
| HIERARCH ESO ISS PBL13 START | 102.422 |
| HIERARCH ESO ISS PBL13 END | 102.38 |
| HIERARCH ESO ISS PBLA13 START | 39.3 |
| HIERARCH ESO ISS PBLA13 END | 39.1 |
| HIERARCH ESO ISS PBL14 START | 120.376 |
| HIERARCH ESO ISS PBL14 END | 119.21 |
| HIERARCH ESO ISS PBLA14 START | 57.747 |
| HIERARCH ESO ISS PBLA14 END | 57.221 |
| HIERARCH ESO ISS PBL23 START | 46.304 |
| HIERARCH ESO ISS PBL23 END | 46.19 |
| HIERARCH ESO ISS PBLA23 START | 44.1 |
| HIERARCH ESO ISS PBLA23 END | 43.8 |
| HIERARCH ESO ISS PBL24 START | 71.541 |
| HIERARCH ESO ISS PBL24 END | 70.112 |
| HIERARCH ESO ISS PBLA24 START | 75.258 |
| HIERARCH ESO ISS PBLA24 END | 74.778 |
| HIERARCH ESO ISS PBL34 START | 39.909 |
| HIERARCH ESO ISS PBL34 END | 38.692 |
| HIERARCH ESO ISS PBLA34 START | 112.147 |
| HIERARCH ESO ISS PBLA34 END | 112.708 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005282 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004555 |
| HIERARCH ESO ISS AMBI TEMP | 10.2 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | 2MASS_J18133461+0615 |
| HIERARCH ESO FT ROBJ ALPHA | 181334.615 |
| HIERARCH ESO FT ROBJ DELTA | 061551.739 |