Exposure
- ID
- GRAVI.2024-04-24T00:45:19.067_2
- Header ID
- GRAVI.2024-04-24T00:45:19.067
- Date updated
- 2024-04-24 01:00:44 UTC+0000
- Release date
- 2025-04-24 01:00:44 UTC+0000
- UTC Start
- 2024-04-24 00:45:19.067
- UTC End
- 2024-04-24 00:49:19.067
- MJD Start
- 60424.03147068
- MJD End
- 60424.0342484578
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005534
- Ambient temperature (°C)
- 17.87
- Seeing (arcsec)
- 0.655
Observation
- ID
- 58929
- Category
- science
- Program ID
- 113.26T9.002
- Program Title
- FIRST SYSTEMATIC SEARCH FOR PARSEC-SCALE SUPERMASSIVE BLACK HOLE BINARIES WITH VLTI/GRAVITY
- Program Type
- Normal
- PI / COI
- SHANGGUAN / SHIMIZU / GENZEL / DAVIES / STURM / LUTZ / EISENHAUER / TACCONI / FORSTER SCHREIBER / DEXTER / SANTOS / CAO / HOENIG / PERRIN / PETROV / PAUMARD / CLÉNET / DE ZEEUW / LEFTLEY / SYKES / LI
Target
- ID
- 43622
- Name
- star
- RA
- 133.057479166667
- DEC
- 7.89273
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.7740 | 53.9540 | 34.7000 | 34.8000 |
| U1-U3 | 99.1950 | 99.4900 | 40.1000 | 40.1000 |
| U1-U4 | 130.0860 | 129.9770 | 62.6450 | 62.4770 |
| U2-U3 | 45.9450 | 46.0480 | 46.5000 | 46.4000 |
| U2-U4 | 86.3680 | 85.9360 | 79.6340 | 79.4370 |
| U3-U4 | 54.1090 | 53.5540 | 107.3210 | 107.3620 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26T9.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60424.03147068 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | MS 08495+0805 |
| HIERARCH ESO INS SOBJ NAME | MS_08495+0805 |
| RA | 133.060026 |
| DEC | 7.89277 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 256.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 53.774 |
| HIERARCH ESO ISS PBL12 END | 53.954 |
| HIERARCH ESO ISS PBLA12 START | 34.7 |
| HIERARCH ESO ISS PBLA12 END | 34.8 |
| HIERARCH ESO ISS PBL13 START | 99.195 |
| HIERARCH ESO ISS PBL13 END | 99.49 |
| HIERARCH ESO ISS PBLA13 START | 40.1 |
| HIERARCH ESO ISS PBLA13 END | 40.1 |
| HIERARCH ESO ISS PBL14 START | 130.086 |
| HIERARCH ESO ISS PBL14 END | 129.977 |
| HIERARCH ESO ISS PBLA14 START | 62.645 |
| HIERARCH ESO ISS PBLA14 END | 62.477 |
| HIERARCH ESO ISS PBL23 START | 45.945 |
| HIERARCH ESO ISS PBL23 END | 46.048 |
| HIERARCH ESO ISS PBLA23 START | 46.5 |
| HIERARCH ESO ISS PBLA23 END | 46.4 |
| HIERARCH ESO ISS PBL24 START | 86.368 |
| HIERARCH ESO ISS PBL24 END | 85.936 |
| HIERARCH ESO ISS PBLA24 START | 79.634 |
| HIERARCH ESO ISS PBLA24 END | 79.437 |
| HIERARCH ESO ISS PBL34 START | 54.109 |
| HIERARCH ESO ISS PBL34 END | 53.554 |
| HIERARCH ESO ISS PBLA34 START | 107.321 |
| HIERARCH ESO ISS PBLA34 END | 107.362 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005534 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005534 |
| HIERARCH ESO ISS AMBI TEMP | 17.87 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |
| HIERARCH ESO FT ROBJ NAME | star |
| HIERARCH ESO FT ROBJ ALPHA | 085213.795 |
| HIERARCH ESO FT ROBJ DELTA | 075333.828 |