Exposure
- ID
- GRAVI.2025-02-15T00:42:09.621_1
- Header ID
- GRAVI.2025-02-15T00:42:09.621
- Date updated
- 2025-02-15 00:55:29 UTC+0000
- Release date
- 2026-02-15 00:55:29 UTC+0000
- UTC Start
- 2025-02-15 00:42:09.621
- UTC End
- 2025-02-15 00:48:49.621
- MJD Start
- 60721.02927802
- MJD End
- 60721.03390764963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00792
- Ambient temperature (°C)
- 12.82
- Seeing (arcsec)
- 0.455
Observation
- ID
- 64471
- 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
- 47977
- Name
- GQC_J0420+0619
- RA
- 65.146372
- DEC
- 6.32208
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.0960 | 54.3690 | 34.4000 | 34.6000 |
| U1-U3 | 99.6220 | 100.0620 | 39.9000 | 40.0000 |
| U1-U4 | 130.0300 | 129.8020 | 62.7340 | 62.4900 |
| U2-U3 | 46.0620 | 46.2100 | 46.3000 | 46.3000 |
| U2-U4 | 86.3270 | 85.6000 | 80.0420 | 79.7640 |
| U3-U4 | 54.4200 | 53.5230 | 108.0910 | 108.2110 |
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 | 60721.02927802 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J0420+0619 |
| HIERARCH ESO INS SOBJ NAME | GQC_J0420+0619 |
| RA | 65.146372 |
| DEC | 6.32208 |
| 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 | 54.096 |
| HIERARCH ESO ISS PBL12 END | 54.369 |
| HIERARCH ESO ISS PBLA12 START | 34.4 |
| HIERARCH ESO ISS PBLA12 END | 34.6 |
| HIERARCH ESO ISS PBL13 START | 99.622 |
| HIERARCH ESO ISS PBL13 END | 100.062 |
| HIERARCH ESO ISS PBLA13 START | 39.9 |
| HIERARCH ESO ISS PBLA13 END | 40.0 |
| HIERARCH ESO ISS PBL14 START | 130.03 |
| HIERARCH ESO ISS PBL14 END | 129.802 |
| HIERARCH ESO ISS PBLA14 START | 62.734 |
| HIERARCH ESO ISS PBLA14 END | 62.49 |
| HIERARCH ESO ISS PBL23 START | 46.062 |
| HIERARCH ESO ISS PBL23 END | 46.21 |
| HIERARCH ESO ISS PBLA23 START | 46.3 |
| HIERARCH ESO ISS PBLA23 END | 46.3 |
| HIERARCH ESO ISS PBL24 START | 86.327 |
| HIERARCH ESO ISS PBL24 END | 85.6 |
| HIERARCH ESO ISS PBLA24 START | 80.042 |
| HIERARCH ESO ISS PBLA24 END | 79.764 |
| HIERARCH ESO ISS PBL34 START | 54.42 |
| HIERARCH ESO ISS PBL34 END | 53.523 |
| HIERARCH ESO ISS PBLA34 START | 108.091 |
| HIERARCH ESO ISS PBLA34 END | 108.211 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007472 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008368 |
| HIERARCH ESO ISS AMBI TEMP | 12.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |
| HIERARCH ESO FT ROBJ NAME | UCAC4_482-006773 |
| HIERARCH ESO FT ROBJ ALPHA | 042034.605 |
| HIERARCH ESO FT ROBJ DELTA | 061921.971 |