Exposure
- ID
- GRAVI.2022-04-24T08:26:23.376_1
- Header ID
- GRAVI.2022-04-24T08:26:23.376
- Date updated
- 2022-04-24 08:40:33 UTC+0000
- Release date
- 2023-04-24 08:40:33 UTC+0000
- UTC Start
- 2022-04-24 08:26:23.376
- UTC End
- 2022-04-24 08:31:43.376
- MJD Start
- 59693.35165945
- MJD End
- 59693.3553631537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002617
- Ambient temperature (°C)
- 9.86
- Seeing (arcsec)
- 1.14
Observation
- ID
- 50592
- Category
- science
- Program ID
- 109.22ZA.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 37785
- Name
- S2
- RA
- 266.416938
- DEC
- -29.00708
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3750 | 56.3270 | 26.9000 | 27.5000 |
| U1-U3 | 102.1130 | 102.0080 | 33.2000 | 33.8000 |
| U1-U4 | 129.9640 | 129.7870 | 61.3230 | 61.9690 |
| U2-U3 | 46.5060 | 46.4500 | 40.9000 | 41.6000 |
| U2-U4 | 89.3630 | 89.2680 | 82.2330 | 82.9120 |
| U3-U4 | 62.4710 | 62.4610 | 111.6500 | 112.3420 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59693.35165945 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416938 |
| DEC | -29.00708 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.375 |
| HIERARCH ESO ISS PBL12 END | 56.327 |
| HIERARCH ESO ISS PBLA12 START | 26.9 |
| HIERARCH ESO ISS PBLA12 END | 27.5 |
| HIERARCH ESO ISS PBL13 START | 102.113 |
| HIERARCH ESO ISS PBL13 END | 102.008 |
| HIERARCH ESO ISS PBLA13 START | 33.2 |
| HIERARCH ESO ISS PBLA13 END | 33.8 |
| HIERARCH ESO ISS PBL14 START | 129.964 |
| HIERARCH ESO ISS PBL14 END | 129.787 |
| HIERARCH ESO ISS PBLA14 START | 61.323 |
| HIERARCH ESO ISS PBLA14 END | 61.969 |
| HIERARCH ESO ISS PBL23 START | 46.506 |
| HIERARCH ESO ISS PBL23 END | 46.45 |
| HIERARCH ESO ISS PBLA23 START | 40.9 |
| HIERARCH ESO ISS PBLA23 END | 41.6 |
| HIERARCH ESO ISS PBL24 START | 89.363 |
| HIERARCH ESO ISS PBL24 END | 89.268 |
| HIERARCH ESO ISS PBLA24 START | 82.233 |
| HIERARCH ESO ISS PBLA24 END | 82.912 |
| HIERARCH ESO ISS PBL34 START | 62.471 |
| HIERARCH ESO ISS PBL34 END | 62.461 |
| HIERARCH ESO ISS PBLA34 START | 111.65 |
| HIERARCH ESO ISS PBLA34 END | 112.342 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002791 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002443 |
| HIERARCH ESO ISS AMBI TEMP | 9.86 |
| HIERARCH ESO ISS AMBI FWHM START | 1.01 |
| HIERARCH ESO ISS AMBI FWHM END | 1.27 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |