Exposure
- ID
- GRAVI.2024-04-30T00:00:24.756_2
- Header ID
- GRAVI.2024-04-30T00:00:24.756
- Date updated
- 2024-04-30 00:10:39 UTC+0000
- Release date
- 2025-04-30 00:10:39 UTC+0000
- UTC Start
- 2024-04-30 00:00:24.756
- UTC End
- 2024-04-30 00:04:24.756
- MJD Start
- 60430.00028653
- MJD End
- 60430.0030643078
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0094395
- Ambient temperature (°C)
- 16.46
- Seeing (arcsec)
- 0.435
Observation
- ID
- 58870
- 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
- 43587
- Name
- star
- RA
- 151.435808333333
- DEC
- 24.5566508333333
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 | 40.1990 | 40.5890 | 35.6000 | 36.0000 |
| U1-U3 | 76.1980 | 76.9880 | 43.5000 | 43.7000 |
| U1-U4 | 117.9900 | 118.8500 | 70.6060 | 70.3150 |
| U2-U3 | 36.7870 | 37.1650 | 52.1000 | 52.1000 |
| U2-U4 | 88.1130 | 88.3580 | 85.7650 | 85.3390 |
| U3-U4 | 61.0200 | 60.7940 | 105.3050 | 104.9240 |
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 | 60430.00028653 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | SDSS J100543.58+243330.0 |
| HIERARCH ESO INS SOBJ NAME | SDSS_J100543.58+2433 |
| RA | 151.434026 |
| DEC | 24.55767 |
| 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 | 40.199 |
| HIERARCH ESO ISS PBL12 END | 40.589 |
| HIERARCH ESO ISS PBLA12 START | 35.6 |
| HIERARCH ESO ISS PBLA12 END | 36.0 |
| HIERARCH ESO ISS PBL13 START | 76.198 |
| HIERARCH ESO ISS PBL13 END | 76.988 |
| HIERARCH ESO ISS PBLA13 START | 43.5 |
| HIERARCH ESO ISS PBLA13 END | 43.7 |
| HIERARCH ESO ISS PBL14 START | 117.99 |
| HIERARCH ESO ISS PBL14 END | 118.85 |
| HIERARCH ESO ISS PBLA14 START | 70.606 |
| HIERARCH ESO ISS PBLA14 END | 70.315 |
| HIERARCH ESO ISS PBL23 START | 36.787 |
| HIERARCH ESO ISS PBL23 END | 37.165 |
| HIERARCH ESO ISS PBLA23 START | 52.1 |
| HIERARCH ESO ISS PBLA23 END | 52.1 |
| HIERARCH ESO ISS PBL24 START | 88.113 |
| HIERARCH ESO ISS PBL24 END | 88.358 |
| HIERARCH ESO ISS PBLA24 START | 85.765 |
| HIERARCH ESO ISS PBLA24 END | 85.339 |
| HIERARCH ESO ISS PBL34 START | 61.02 |
| HIERARCH ESO ISS PBL34 END | 60.794 |
| HIERARCH ESO ISS PBLA34 START | 105.305 |
| HIERARCH ESO ISS PBLA34 END | 104.924 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009093 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009786 |
| HIERARCH ESO ISS AMBI TEMP | 16.46 |
| HIERARCH ESO ISS AMBI FWHM START | 0.44 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |
| HIERARCH ESO FT ROBJ NAME | star |
| HIERARCH ESO FT ROBJ ALPHA | 100544.594 |
| HIERARCH ESO FT ROBJ DELTA | 243323.943 |