Exposure
- ID
- GRAVI.2023-01-07T07:00:53.734_2
- Header ID
- GRAVI.2023-01-07T07:00:53.734
- Date updated
- 2023-01-07 07:15:25 UTC+0000
- Release date
- 2024-01-07 07:15:25 UTC+0000
- UTC Start
- 2023-01-07 07:00:53.734
- UTC End
- 2023-01-07 07:07:33.734
- MJD Start
- 59951.29228859
- MJD End
- 59951.2969182196
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0074015
- Ambient temperature (°C)
- 10.68
- Seeing (arcsec)
- 0.51
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 | 50.1670 | 50.5590 | 30.1000 | 30.7000 |
| U1-U3 | 92.3820 | 93.1700 | 36.9000 | 37.3000 |
| U1-U4 | 126.2980 | 127.1100 | 64.1500 | 64.1210 |
| U2-U3 | 42.9720 | 43.3480 | 44.8000 | 45.1000 |
| U2-U4 | 89.2560 | 89.3820 | 82.4870 | 82.2910 |
| U3-U4 | 61.1920 | 60.8060 | 107.9240 | 107.8340 |
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 | 59951.29228859 |
| 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 | 140.142936 |
| DEC | 6.95307 |
| 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 | 50.167 |
| HIERARCH ESO ISS PBL12 END | 50.559 |
| HIERARCH ESO ISS PBLA12 START | 30.1 |
| HIERARCH ESO ISS PBLA12 END | 30.7 |
| HIERARCH ESO ISS PBL13 START | 92.382 |
| HIERARCH ESO ISS PBL13 END | 93.17 |
| HIERARCH ESO ISS PBLA13 START | 36.9 |
| HIERARCH ESO ISS PBLA13 END | 37.3 |
| HIERARCH ESO ISS PBL14 START | 126.298 |
| HIERARCH ESO ISS PBL14 END | 127.11 |
| HIERARCH ESO ISS PBLA14 START | 64.15 |
| HIERARCH ESO ISS PBLA14 END | 64.121 |
| HIERARCH ESO ISS PBL23 START | 42.972 |
| HIERARCH ESO ISS PBL23 END | 43.348 |
| HIERARCH ESO ISS PBLA23 START | 44.8 |
| HIERARCH ESO ISS PBLA23 END | 45.1 |
| HIERARCH ESO ISS PBL24 START | 89.256 |
| HIERARCH ESO ISS PBL24 END | 89.382 |
| HIERARCH ESO ISS PBLA24 START | 82.487 |
| HIERARCH ESO ISS PBLA24 END | 82.291 |
| HIERARCH ESO ISS PBL34 START | 61.192 |
| HIERARCH ESO ISS PBL34 END | 60.806 |
| HIERARCH ESO ISS PBLA34 START | 107.924 |
| HIERARCH ESO ISS PBLA34 END | 107.834 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006762 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008041 |
| HIERARCH ESO ISS AMBI TEMP | 10.68 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |
| HIERARCH ESO FT ROBJ NAME | 2MASS_09203423+06570 |
| HIERARCH ESO FT ROBJ ALPHA | 092034.237 |
| HIERARCH ESO FT ROBJ DELTA | 065705.339 |