Exposure
- ID
- GRAVI.2023-01-11T08:05:04.265_2
- Header ID
- GRAVI.2023-01-11T08:05:04.265
- Date updated
- 2023-01-11 08:20:46 UTC+0000
- Release date
- 2024-01-11 08:20:46 UTC+0000
- UTC Start
- 2023-01-11 08:05:04.265
- UTC End
- 2023-01-11 08:11:44.265
- MJD Start
- 59955.33685492
- MJD End
- 59955.3414845496
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0068755
- Ambient temperature (°C)
- 13.53
- Seeing (arcsec)
- 0.45
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 | 54.1540 | 54.4280 | 34.6000 | 34.8000 |
| U1-U3 | 99.7480 | 100.1840 | 40.0000 | 40.1000 |
| U1-U4 | 129.9350 | 129.6610 | 62.5570 | 62.2850 |
| U2-U3 | 46.1150 | 46.2570 | 46.3000 | 46.3000 |
| U2-U4 | 85.9300 | 85.1530 | 79.7370 | 79.4320 |
| U3-U4 | 53.8000 | 52.8600 | 107.8930 | 108.0110 |
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 | 59955.33685492 |
| 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 | 140.142736 |
| DEC | 6.95254 |
| 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 | 54.154 |
| HIERARCH ESO ISS PBL12 END | 54.428 |
| HIERARCH ESO ISS PBLA12 START | 34.6 |
| HIERARCH ESO ISS PBLA12 END | 34.8 |
| HIERARCH ESO ISS PBL13 START | 99.748 |
| HIERARCH ESO ISS PBL13 END | 100.184 |
| HIERARCH ESO ISS PBLA13 START | 40.0 |
| HIERARCH ESO ISS PBLA13 END | 40.1 |
| HIERARCH ESO ISS PBL14 START | 129.935 |
| HIERARCH ESO ISS PBL14 END | 129.661 |
| HIERARCH ESO ISS PBLA14 START | 62.557 |
| HIERARCH ESO ISS PBLA14 END | 62.285 |
| HIERARCH ESO ISS PBL23 START | 46.115 |
| HIERARCH ESO ISS PBL23 END | 46.257 |
| HIERARCH ESO ISS PBLA23 START | 46.3 |
| HIERARCH ESO ISS PBLA23 END | 46.3 |
| HIERARCH ESO ISS PBL24 START | 85.93 |
| HIERARCH ESO ISS PBL24 END | 85.153 |
| HIERARCH ESO ISS PBLA24 START | 79.737 |
| HIERARCH ESO ISS PBLA24 END | 79.432 |
| HIERARCH ESO ISS PBL34 START | 53.8 |
| HIERARCH ESO ISS PBL34 END | 52.86 |
| HIERARCH ESO ISS PBLA34 START | 107.893 |
| HIERARCH ESO ISS PBLA34 END | 108.011 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007361 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00639 |
| HIERARCH ESO ISS AMBI TEMP | 13.53 |
| HIERARCH ESO ISS AMBI FWHM START | 0.45 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |
| HIERARCH ESO FT ROBJ NAME | 2MASS_09203423+06570 |
| HIERARCH ESO FT ROBJ ALPHA | 092034.237 |
| HIERARCH ESO FT ROBJ DELTA | 065705.339 |