Exposure
- ID
- GRAVI.2022-12-10T05:49:23.277_1
- Header ID
- GRAVI.2022-12-10T05:49:23.277
- Date updated
- 2022-12-10 06:05:57 UTC+0000
- Release date
- 2022-12-10 05:49:23 UTC+0000
- UTC Start
- 2022-12-10 05:49:23.277
- UTC End
- 2022-12-10 05:55:23.277
- MJD Start
- 59923.24263052
- MJD End
- 59923.2467971867
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0152415
- Ambient temperature (°C)
- 16.27
- Seeing (arcsec)
- 0.47
Observation
- ID
- 53420
- Category
- calibrator
- Program ID
- 110.245A.001
- Program Title
- FEASIBILITY STUDY OF RESOLVING THE NUCLEAR REGIONS OF EHT TARGETS
- Program Type
- Normal
- PI / COI
- RAMAKRISHNAN/ TRISTRAM/ KOTILAINEN
Target
- ID
- 39727
- Name
- GSC_05476-00149
- RA
- 149.813988
- DEC
- -7.58972
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.2130 | 50.1810 | 357.0000 | 358.0000 |
| U1-U3 | 86.7750 | 86.8390 | 1.9000 | 3.1000 |
| U1-U4 | 84.9340 | 86.3730 | 31.5970 | 33.3230 |
| U2-U3 | 36.9970 | 37.1210 | 8.5000 | 9.9000 |
| U2-U4 | 52.1300 | 53.9190 | 64.8000 | 65.9000 |
| U3-U4 | 44.0850 | 45.2150 | 109.0610 | 108.7760 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 110.245A.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 59923.24263052 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GSC 05476-00149 |
| HIERARCH ESO INS SOBJ NAME | GSC_05476-00149 |
| RA | 149.813988 |
| DEC | -7.58972 |
| 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 | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 50.213 |
| HIERARCH ESO ISS PBL12 END | 50.181 |
| HIERARCH ESO ISS PBLA12 START | 357.0 |
| HIERARCH ESO ISS PBLA12 END | 358.0 |
| HIERARCH ESO ISS PBL13 START | 86.775 |
| HIERARCH ESO ISS PBL13 END | 86.839 |
| HIERARCH ESO ISS PBLA13 START | 1.9 |
| HIERARCH ESO ISS PBLA13 END | 3.1 |
| HIERARCH ESO ISS PBL14 START | 84.934 |
| HIERARCH ESO ISS PBL14 END | 86.373 |
| HIERARCH ESO ISS PBLA14 START | 31.597 |
| HIERARCH ESO ISS PBLA14 END | 33.323 |
| HIERARCH ESO ISS PBL23 START | 36.997 |
| HIERARCH ESO ISS PBL23 END | 37.121 |
| HIERARCH ESO ISS PBLA23 START | 8.5 |
| HIERARCH ESO ISS PBLA23 END | 9.9 |
| HIERARCH ESO ISS PBL24 START | 52.13 |
| HIERARCH ESO ISS PBL24 END | 53.919 |
| HIERARCH ESO ISS PBLA24 START | 64.8 |
| HIERARCH ESO ISS PBLA24 END | 65.9 |
| HIERARCH ESO ISS PBL34 START | 44.085 |
| HIERARCH ESO ISS PBL34 END | 45.215 |
| HIERARCH ESO ISS PBLA34 START | 109.061 |
| HIERARCH ESO ISS PBLA34 END | 108.776 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.01709 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013393 |
| HIERARCH ESO ISS AMBI TEMP | 16.27 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |