Exposure
- ID
- GRAVI.2023-12-31T02:33:11.566_2
- Header ID
- GRAVI.2023-12-31T02:33:11.566
- Date updated
- 2023-12-31 02:50:33 UTC+0000
- Release date
- 2024-12-31 02:50:33 UTC+0000
- UTC Start
- 2023-12-31 02:33:11.566
- UTC End
- 2023-12-31 02:39:51.566
- MJD Start
- 60309.10638387
- MJD End
- 60309.11101349963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0069500000000000004
- Ambient temperature (°C)
- 14.91
- Seeing (arcsec)
- 0.54
Observation
- ID
- 57129
- Category
- science
- Program ID
- 111.24ZN.001
- 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
- 42351
- Name
- UCAC4_482-006773
- RA
- 65.14418749999999
- DEC
- 6.322769722222222
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 | 50.5160 | 50.9010 | 30.2000 | 30.8000 |
| U1-U3 | 93.0030 | 93.7720 | 36.9000 | 37.4000 |
| U1-U4 | 126.7600 | 127.5230 | 64.0440 | 64.0180 |
| U2-U3 | 43.2360 | 43.5990 | 44.8000 | 45.1000 |
| U2-U4 | 89.3240 | 89.4140 | 82.3860 | 82.2010 |
| U3-U4 | 61.0700 | 60.6660 | 107.9870 | 107.9160 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24ZN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60309.10638387 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J0420+0619 |
| HIERARCH ESO INS SOBJ NAME | GQC_J0420+0619 |
| RA | 65.145908 |
| DEC | 6.3221 |
| 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 | 50.516 |
| HIERARCH ESO ISS PBL12 END | 50.901 |
| HIERARCH ESO ISS PBLA12 START | 30.2 |
| HIERARCH ESO ISS PBLA12 END | 30.8 |
| HIERARCH ESO ISS PBL13 START | 93.003 |
| HIERARCH ESO ISS PBL13 END | 93.772 |
| HIERARCH ESO ISS PBLA13 START | 36.9 |
| HIERARCH ESO ISS PBLA13 END | 37.4 |
| HIERARCH ESO ISS PBL14 START | 126.76 |
| HIERARCH ESO ISS PBL14 END | 127.523 |
| HIERARCH ESO ISS PBLA14 START | 64.044 |
| HIERARCH ESO ISS PBLA14 END | 64.018 |
| HIERARCH ESO ISS PBL23 START | 43.236 |
| HIERARCH ESO ISS PBL23 END | 43.599 |
| HIERARCH ESO ISS PBLA23 START | 44.8 |
| HIERARCH ESO ISS PBLA23 END | 45.1 |
| HIERARCH ESO ISS PBL24 START | 89.324 |
| HIERARCH ESO ISS PBL24 END | 89.414 |
| HIERARCH ESO ISS PBLA24 START | 82.386 |
| HIERARCH ESO ISS PBLA24 END | 82.201 |
| HIERARCH ESO ISS PBL34 START | 61.07 |
| HIERARCH ESO ISS PBL34 END | 60.666 |
| HIERARCH ESO ISS PBLA34 START | 107.987 |
| HIERARCH ESO ISS PBLA34 END | 107.916 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008469 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005431 |
| HIERARCH ESO ISS AMBI TEMP | 14.91 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | UCAC4_482-006773 |
| HIERARCH ESO FT ROBJ ALPHA | 042034.605 |
| HIERARCH ESO FT ROBJ DELTA | 061921.971 |