Exposure
- ID
- GRAVI.2023-01-12T07:19:19.639_2
- Header ID
- GRAVI.2023-01-12T07:19:19.639
- Date updated
- 2023-01-12 07:35:23 UTC+0000
- Release date
- 2024-01-12 07:35:23 UTC+0000
- UTC Start
- 2023-01-12 07:19:19.639
- UTC End
- 2023-01-12 07:25:59.639
- MJD Start
- 59956.30508841
- MJD End
- 59956.3097180396
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0144825
- Ambient temperature (°C)
- 13.63
- Seeing (arcsec)
- 0.555
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 | 52.2330 | 52.5850 | 32.8000 | 33.1000 |
| U1-U3 | 96.3950 | 97.0400 | 38.9000 | 39.1000 |
| U1-U4 | 129.5950 | 129.8910 | 63.7330 | 63.5920 |
| U2-U3 | 44.8050 | 45.0780 | 46.0000 | 46.1000 |
| U2-U4 | 88.9690 | 88.6570 | 81.3210 | 81.0840 |
| U3-U4 | 58.4640 | 57.8010 | 107.6220 | 107.6230 |
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 | 59956.30508841 |
| 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 | 52.233 |
| HIERARCH ESO ISS PBL12 END | 52.585 |
| HIERARCH ESO ISS PBLA12 START | 32.8 |
| HIERARCH ESO ISS PBLA12 END | 33.1 |
| HIERARCH ESO ISS PBL13 START | 96.395 |
| HIERARCH ESO ISS PBL13 END | 97.04 |
| HIERARCH ESO ISS PBLA13 START | 38.9 |
| HIERARCH ESO ISS PBLA13 END | 39.1 |
| HIERARCH ESO ISS PBL14 START | 129.595 |
| HIERARCH ESO ISS PBL14 END | 129.891 |
| HIERARCH ESO ISS PBLA14 START | 63.733 |
| HIERARCH ESO ISS PBLA14 END | 63.592 |
| HIERARCH ESO ISS PBL23 START | 44.805 |
| HIERARCH ESO ISS PBL23 END | 45.078 |
| HIERARCH ESO ISS PBLA23 START | 46.0 |
| HIERARCH ESO ISS PBLA23 END | 46.1 |
| HIERARCH ESO ISS PBL24 START | 88.969 |
| HIERARCH ESO ISS PBL24 END | 88.657 |
| HIERARCH ESO ISS PBLA24 START | 81.321 |
| HIERARCH ESO ISS PBLA24 END | 81.084 |
| HIERARCH ESO ISS PBL34 START | 58.464 |
| HIERARCH ESO ISS PBL34 END | 57.801 |
| HIERARCH ESO ISS PBLA34 START | 107.622 |
| HIERARCH ESO ISS PBLA34 END | 107.623 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.015584 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013381 |
| HIERARCH ESO ISS AMBI TEMP | 13.63 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | 2MASS_09203423+06570 |
| HIERARCH ESO FT ROBJ ALPHA | 092034.237 |
| HIERARCH ESO FT ROBJ DELTA | 065705.339 |