Exposure
- ID
- GRAVI.2023-01-12T06:25:52.503_2
- Header ID
- GRAVI.2023-01-12T06:25:52.503
- Date updated
- 2023-01-12 06:40:32 UTC+0000
- Release date
- 2024-01-12 06:40:32 UTC+0000
- UTC Start
- 2023-01-12 06:25:52.503
- UTC End
- 2023-01-12 06:32:32.503
- MJD Start
- 59956.26796879
- MJD End
- 59956.2725984196
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.012183
- Ambient temperature (°C)
- 13.76
- Seeing (arcsec)
- 0.41
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 | 49.2820 | 49.6850 | 28.8000 | 29.4000 |
| U1-U3 | 90.5580 | 91.3960 | 35.8000 | 36.3000 |
| U1-U4 | 124.1670 | 125.1880 | 64.1370 | 64.1600 |
| U2-U3 | 42.0770 | 42.4920 | 44.0000 | 44.4000 |
| U2-U4 | 88.6930 | 88.9960 | 82.9000 | 82.7200 |
| U3-U4 | 61.8670 | 61.5920 | 108.1790 | 108.0580 |
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 | 59956.26796879 |
| 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 | 140.142768 |
| DEC | 6.95302 |
| 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 | 49.282 |
| HIERARCH ESO ISS PBL12 END | 49.685 |
| HIERARCH ESO ISS PBLA12 START | 28.8 |
| HIERARCH ESO ISS PBLA12 END | 29.4 |
| HIERARCH ESO ISS PBL13 START | 90.558 |
| HIERARCH ESO ISS PBL13 END | 91.396 |
| HIERARCH ESO ISS PBLA13 START | 35.8 |
| HIERARCH ESO ISS PBLA13 END | 36.3 |
| HIERARCH ESO ISS PBL14 START | 124.167 |
| HIERARCH ESO ISS PBL14 END | 125.188 |
| HIERARCH ESO ISS PBLA14 START | 64.137 |
| HIERARCH ESO ISS PBLA14 END | 64.16 |
| HIERARCH ESO ISS PBL23 START | 42.077 |
| HIERARCH ESO ISS PBL23 END | 42.492 |
| HIERARCH ESO ISS PBLA23 START | 44.0 |
| HIERARCH ESO ISS PBLA23 END | 44.4 |
| HIERARCH ESO ISS PBL24 START | 88.693 |
| HIERARCH ESO ISS PBL24 END | 88.996 |
| HIERARCH ESO ISS PBLA24 START | 82.9 |
| HIERARCH ESO ISS PBLA24 END | 82.72 |
| HIERARCH ESO ISS PBL34 START | 61.867 |
| HIERARCH ESO ISS PBL34 END | 61.592 |
| HIERARCH ESO ISS PBLA34 START | 108.179 |
| HIERARCH ESO ISS PBLA34 END | 108.058 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013306 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01106 |
| HIERARCH ESO ISS AMBI TEMP | 13.76 |
| HIERARCH ESO ISS AMBI FWHM START | 0.49 |
| HIERARCH ESO ISS AMBI FWHM END | 0.33 |
| HIERARCH ESO FT ROBJ NAME | 2MASS_09203423+06570 |
| HIERARCH ESO FT ROBJ ALPHA | 092034.237 |
| HIERARCH ESO FT ROBJ DELTA | 065705.339 |