Exposure
- ID
- GRAVI.2022-02-22T05:37:02.017_1
- Header ID
- GRAVI.2022-02-22T05:37:02.017
- Date updated
- 2022-02-22 05:50:42 UTC+0000
- Release date
- 2022-02-22 05:37:02 UTC+0000
- UTC Start
- 2022-02-22 05:37:02.017
- UTC End
- 2022-02-22 05:41:02.017
- MJD Start
- 59632.23405112
- MJD End
- 59632.2368288978
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0050425
- Ambient temperature (°C)
- 13.16
- Seeing (arcsec)
- 0.88
Observation
- ID
- 49586
- Category
- calibrator
- Program ID
- 108.221C.001
- Program Title
- RESOLVING THE MAS-SCALE RELATIVISTIC JET AND THE ACCRETION DISK OF A BLAZAR IN NEAR INFRARED
- Program Type
- Normal
- PI / COI
- HOVATTA/ LINDFORS/ KORHONEN/ KHARB/ WITTKOWSKI/ PURSIMO
Target
- ID
- 37112
- Name
- Empty
- RA
- 179.397572
- DEC
- 28.55534
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 33.9240 | 34.3430 | 34.2000 | 34.8000 |
| U1-U3 | 64.3920 | 65.2980 | 44.0000 | 44.3000 |
| U1-U4 | 106.9210 | 108.0890 | 75.7910 | 75.4410 |
| U2-U3 | 31.4870 | 31.9440 | 54.5000 | 54.6000 |
| U2-U4 | 84.5770 | 85.0420 | 91.2190 | 90.7050 |
| U3-U4 | 62.2420 | 62.1510 | 108.8150 | 108.3340 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.221C.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 59632.23405112 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 103846 |
| HIERARCH ESO INS SOBJ NAME | Empty |
| RA | 179.397572 |
| DEC | 28.55534 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| 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 | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 33.924 |
| HIERARCH ESO ISS PBL12 END | 34.343 |
| HIERARCH ESO ISS PBLA12 START | 34.2 |
| HIERARCH ESO ISS PBLA12 END | 34.8 |
| HIERARCH ESO ISS PBL13 START | 64.392 |
| HIERARCH ESO ISS PBL13 END | 65.298 |
| HIERARCH ESO ISS PBLA13 START | 44.0 |
| HIERARCH ESO ISS PBLA13 END | 44.3 |
| HIERARCH ESO ISS PBL14 START | 106.921 |
| HIERARCH ESO ISS PBL14 END | 108.089 |
| HIERARCH ESO ISS PBLA14 START | 75.791 |
| HIERARCH ESO ISS PBLA14 END | 75.441 |
| HIERARCH ESO ISS PBL23 START | 31.487 |
| HIERARCH ESO ISS PBL23 END | 31.944 |
| HIERARCH ESO ISS PBLA23 START | 54.5 |
| HIERARCH ESO ISS PBLA23 END | 54.6 |
| HIERARCH ESO ISS PBL24 START | 84.577 |
| HIERARCH ESO ISS PBL24 END | 85.042 |
| HIERARCH ESO ISS PBLA24 START | 91.219 |
| HIERARCH ESO ISS PBLA24 END | 90.705 |
| HIERARCH ESO ISS PBL34 START | 62.242 |
| HIERARCH ESO ISS PBL34 END | 62.151 |
| HIERARCH ESO ISS PBLA34 START | 108.815 |
| HIERARCH ESO ISS PBLA34 END | 108.334 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005641 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004444 |
| HIERARCH ESO ISS AMBI TEMP | 13.16 |
| HIERARCH ESO ISS AMBI FWHM START | 0.72 |
| HIERARCH ESO ISS AMBI FWHM END | 1.04 |
| HIERARCH ESO FT ROBJ NAME | HD_103846 |
| HIERARCH ESO FT ROBJ ALPHA | 115734.963 |
| HIERARCH ESO FT ROBJ DELTA | 283318.590 |