Exposure
- ID
- GRAVI.2023-01-12T07:40:58.694_2
- Header ID
- GRAVI.2023-01-12T07:40:58.694
- Date updated
- 2023-01-12 07:55:53 UTC+0000
- Release date
- 2024-01-12 07:55:53 UTC+0000
- UTC Start
- 2023-01-12 07:40:58.694
- UTC End
- 2023-01-12 07:47:38.694
- MJD Start
- 59956.32012377
- MJD End
- 59956.3247533996
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.012513
- Ambient temperature (°C)
- 13.92
- Seeing (arcsec)
- 0.535
Observation
- ID
- 53425
- Category
- science
- Program ID
- 110.2427.002
- Program Title
- THE FIRST Z=2 SMBH MASSES WITH GRAVITY-WIDE
- Program Type
- Normal
- PI / COI
- SHIMIZU/ SHANGGUAN/ DAVIES/ STURM/ HOENIG/ PAUMARD/ MILLOUR/ DEXTER/ EISENHAUER/ SANTOS/ DE ZEEUW/ CAO/ FORSTER SCHREIBER/ LEFTLEY/ LE BOUQUIN
Target
- ID
- 39732
- Name
- 2MASS_09203423+06570
- RA
- 140.142654166667
- DEC
- 6.95148305555556
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 | 53.2840 | 53.5980 | 33.8000 | 34.1000 |
| U1-U3 | 98.2860 | 98.8250 | 39.6000 | 39.8000 |
| U1-U4 | 130.1990 | 130.1970 | 63.2180 | 63.0100 |
| U2-U3 | 45.5810 | 45.7860 | 46.3000 | 46.3000 |
| U2-U4 | 87.7450 | 87.1900 | 80.5470 | 80.2780 |
| U3-U4 | 56.2570 | 55.4510 | 107.6750 | 107.7310 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 110.2427.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59956.32012377 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | SDSS J092034.17+065718.0 |
| HIERARCH ESO INS SOBJ NAME | SDSS_J092034.17+0657 |
| RA | 140.142816 |
| DEC | 6.95296 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 53.284 |
| HIERARCH ESO ISS PBL12 END | 53.598 |
| HIERARCH ESO ISS PBLA12 START | 33.8 |
| HIERARCH ESO ISS PBLA12 END | 34.1 |
| HIERARCH ESO ISS PBL13 START | 98.286 |
| HIERARCH ESO ISS PBL13 END | 98.825 |
| HIERARCH ESO ISS PBLA13 START | 39.6 |
| HIERARCH ESO ISS PBLA13 END | 39.8 |
| HIERARCH ESO ISS PBL14 START | 130.199 |
| HIERARCH ESO ISS PBL14 END | 130.197 |
| HIERARCH ESO ISS PBLA14 START | 63.218 |
| HIERARCH ESO ISS PBLA14 END | 63.01 |
| HIERARCH ESO ISS PBL23 START | 45.581 |
| HIERARCH ESO ISS PBL23 END | 45.786 |
| HIERARCH ESO ISS PBLA23 START | 46.3 |
| HIERARCH ESO ISS PBLA23 END | 46.3 |
| HIERARCH ESO ISS PBL24 START | 87.745 |
| HIERARCH ESO ISS PBL24 END | 87.19 |
| HIERARCH ESO ISS PBLA24 START | 80.547 |
| HIERARCH ESO ISS PBLA24 END | 80.278 |
| HIERARCH ESO ISS PBL34 START | 56.257 |
| HIERARCH ESO ISS PBL34 END | 55.451 |
| HIERARCH ESO ISS PBLA34 START | 107.675 |
| HIERARCH ESO ISS PBLA34 END | 107.731 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013202 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011824 |
| HIERARCH ESO ISS AMBI TEMP | 13.92 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |
| HIERARCH ESO FT ROBJ NAME | 2MASS_09203423+06570 |
| HIERARCH ESO FT ROBJ ALPHA | 092034.237 |
| HIERARCH ESO FT ROBJ DELTA | 065705.339 |