Exposure
- ID
- GRAVI.2022-04-24T08:46:17.426_1
- Header ID
- GRAVI.2022-04-24T08:46:17.426
- Date updated
- 2022-04-24 09:00:38 UTC+0000
- Release date
- 2023-04-24 09:00:37 UTC+0000
- UTC Start
- 2022-04-24 08:46:17.426
- UTC End
- 2022-04-24 08:51:37.426
- MJD Start
- 59693.36547947
- MJD End
- 59693.3691831737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0026845
- Ambient temperature (°C)
- 9.59
- Seeing (arcsec)
- 1.145
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 | 56.1770 | 56.1040 | 28.9000 | 29.5000 |
| U1-U3 | 101.6710 | 101.5050 | 35.3000 | 35.8000 |
| U1-U4 | 129.1300 | 128.7780 | 63.5360 | 64.1500 |
| U2-U3 | 46.2650 | 46.1710 | 43.0000 | 43.6000 |
| U2-U4 | 88.8490 | 88.6070 | 84.6000 | 85.2770 |
| U3-U4 | 62.3260 | 62.2300 | 114.1110 | 114.8420 |
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 | 59693.36547947 |
| 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 | 56.177 |
| HIERARCH ESO ISS PBL12 END | 56.104 |
| HIERARCH ESO ISS PBLA12 START | 28.9 |
| HIERARCH ESO ISS PBLA12 END | 29.5 |
| HIERARCH ESO ISS PBL13 START | 101.671 |
| HIERARCH ESO ISS PBL13 END | 101.505 |
| HIERARCH ESO ISS PBLA13 START | 35.3 |
| HIERARCH ESO ISS PBLA13 END | 35.8 |
| HIERARCH ESO ISS PBL14 START | 129.13 |
| HIERARCH ESO ISS PBL14 END | 128.778 |
| HIERARCH ESO ISS PBLA14 START | 63.536 |
| HIERARCH ESO ISS PBLA14 END | 64.15 |
| HIERARCH ESO ISS PBL23 START | 46.265 |
| HIERARCH ESO ISS PBL23 END | 46.171 |
| HIERARCH ESO ISS PBLA23 START | 43.0 |
| HIERARCH ESO ISS PBLA23 END | 43.6 |
| HIERARCH ESO ISS PBL24 START | 88.849 |
| HIERARCH ESO ISS PBL24 END | 88.607 |
| HIERARCH ESO ISS PBLA24 START | 84.6 |
| HIERARCH ESO ISS PBLA24 END | 85.277 |
| HIERARCH ESO ISS PBL34 START | 62.326 |
| HIERARCH ESO ISS PBL34 END | 62.23 |
| HIERARCH ESO ISS PBLA34 START | 114.111 |
| HIERARCH ESO ISS PBLA34 END | 114.842 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002733 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002636 |
| HIERARCH ESO ISS AMBI TEMP | 9.59 |
| HIERARCH ESO ISS AMBI FWHM START | 1.18 |
| HIERARCH ESO ISS AMBI FWHM END | 1.11 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |