Exposure
- ID
- GRAVI.2022-04-24T08:01:02.312_1
- Header ID
- GRAVI.2022-04-24T08:01:02.312
- Date updated
- 2022-04-24 08:16:06 UTC+0000
- Release date
- 2023-04-24 08:16:06 UTC+0000
- UTC Start
- 2022-04-24 08:01:02.312
- UTC End
- 2022-04-24 08:06:22.312
- MJD Start
- 59693.33405454
- MJD End
- 59693.3377582437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0036455
- Ambient temperature (°C)
- 10.2
- Seeing (arcsec)
- 0.785
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 | 56.5160 | 56.4940 | 24.1000 | 24.7000 |
| U1-U3 | 102.3940 | 102.3550 | 30.4000 | 31.1000 |
| U1-U4 | 130.1770 | 130.2090 | 58.2860 | 58.9930 |
| U2-U3 | 46.6360 | 46.6230 | 38.1000 | 38.7000 |
| U2-U4 | 89.2820 | 89.3720 | 79.1330 | 79.8410 |
| U3-U4 | 62.2020 | 62.3080 | 108.6500 | 109.3140 |
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 | 59693.33405454 |
| 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 | 56.516 |
| HIERARCH ESO ISS PBL12 END | 56.494 |
| HIERARCH ESO ISS PBLA12 START | 24.1 |
| HIERARCH ESO ISS PBLA12 END | 24.7 |
| HIERARCH ESO ISS PBL13 START | 102.394 |
| HIERARCH ESO ISS PBL13 END | 102.355 |
| HIERARCH ESO ISS PBLA13 START | 30.4 |
| HIERARCH ESO ISS PBLA13 END | 31.1 |
| HIERARCH ESO ISS PBL14 START | 130.177 |
| HIERARCH ESO ISS PBL14 END | 130.209 |
| HIERARCH ESO ISS PBLA14 START | 58.286 |
| HIERARCH ESO ISS PBLA14 END | 58.993 |
| HIERARCH ESO ISS PBL23 START | 46.636 |
| HIERARCH ESO ISS PBL23 END | 46.623 |
| HIERARCH ESO ISS PBLA23 START | 38.1 |
| HIERARCH ESO ISS PBLA23 END | 38.7 |
| HIERARCH ESO ISS PBL24 START | 89.282 |
| HIERARCH ESO ISS PBL24 END | 89.372 |
| HIERARCH ESO ISS PBLA24 START | 79.133 |
| HIERARCH ESO ISS PBLA24 END | 79.841 |
| HIERARCH ESO ISS PBL34 START | 62.202 |
| HIERARCH ESO ISS PBL34 END | 62.308 |
| HIERARCH ESO ISS PBLA34 START | 108.65 |
| HIERARCH ESO ISS PBLA34 END | 109.314 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003765 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003526 |
| HIERARCH ESO ISS AMBI TEMP | 10.2 |
| HIERARCH ESO ISS AMBI FWHM START | 0.77 |
| HIERARCH ESO ISS AMBI FWHM END | 0.8 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |