Exposure
- ID
- GRAVI.2024-04-29T23:55:51.744_2
- Header ID
- GRAVI.2024-04-29T23:55:51.744
- Date updated
- 2024-04-30 00:05:23 UTC+0000
- Release date
- 2025-04-30 00:05:23 UTC+0000
- UTC Start
- 2024-04-29 23:55:51.744
- UTC End
- 2024-04-29 23:59:51.744
- MJD Start
- 60429.99712667
- MJD End
- 60429.99990444778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0094715
- Ambient temperature (°C)
- 16.44
- Seeing (arcsec)
- 0.44
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
- 151.4358083333333
- DEC
- 24.556650833333332
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 | 39.7770 | 40.1710 | 35.3000 | 35.6000 |
| U1-U3 | 75.3380 | 76.1410 | 43.3000 | 43.5000 |
| U1-U4 | 117.0290 | 117.9280 | 70.9150 | 70.6270 |
| U2-U3 | 36.3730 | 36.7600 | 52.0000 | 52.1000 |
| U2-U4 | 87.8220 | 88.0950 | 86.2240 | 85.7950 |
| U3-U4 | 61.2450 | 61.0360 | 105.7190 | 105.3320 |
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 | 60429.99712667 |
| 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 | 39.777 |
| HIERARCH ESO ISS PBL12 END | 40.171 |
| HIERARCH ESO ISS PBLA12 START | 35.3 |
| HIERARCH ESO ISS PBLA12 END | 35.6 |
| HIERARCH ESO ISS PBL13 START | 75.338 |
| HIERARCH ESO ISS PBL13 END | 76.141 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.5 |
| HIERARCH ESO ISS PBL14 START | 117.029 |
| HIERARCH ESO ISS PBL14 END | 117.928 |
| HIERARCH ESO ISS PBLA14 START | 70.915 |
| HIERARCH ESO ISS PBLA14 END | 70.627 |
| HIERARCH ESO ISS PBL23 START | 36.373 |
| HIERARCH ESO ISS PBL23 END | 36.76 |
| HIERARCH ESO ISS PBLA23 START | 52.0 |
| HIERARCH ESO ISS PBLA23 END | 52.1 |
| HIERARCH ESO ISS PBL24 START | 87.822 |
| HIERARCH ESO ISS PBL24 END | 88.095 |
| HIERARCH ESO ISS PBLA24 START | 86.224 |
| HIERARCH ESO ISS PBLA24 END | 85.795 |
| HIERARCH ESO ISS PBL34 START | 61.245 |
| HIERARCH ESO ISS PBL34 END | 61.036 |
| HIERARCH ESO ISS PBLA34 START | 105.719 |
| HIERARCH ESO ISS PBLA34 END | 105.332 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00985 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009093 |
| HIERARCH ESO ISS AMBI TEMP | 16.44 |
| HIERARCH ESO ISS AMBI FWHM START | 0.44 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | star |
| HIERARCH ESO FT ROBJ ALPHA | 100544.594 |
| HIERARCH ESO FT ROBJ DELTA | 243323.943 |