Exposure
- ID
- GRAVI.2021-05-23T06:32:27.461_1
- Header ID
- GRAVI.2021-05-23T06:32:27.461
- Date updated
- 2021-05-23 06:45:45 UTC+0000
- Release date
- 2022-05-23 06:45:45 UTC+0000
- UTC Start
- 2021-05-23 06:32:27.461
- UTC End
- 2021-05-23 06:37:47.461
- MJD Start
- 59357.27254006
- MJD End
- 59357.2762437637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0082965
- Ambient temperature (°C)
- 11.43
- Seeing (arcsec)
- 0.245
Observation
- ID
- 47450
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35589
- Name
- S2
- RA
- 266.416924
- DEC
- -29.00736
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3660 | 56.3170 | 27.0000 | 27.6000 |
| U1-U3 | 102.0930 | 101.9850 | 33.3000 | 33.9000 |
| U1-U4 | 129.9340 | 129.7470 | 61.4330 | 62.0800 |
| U2-U3 | 46.4960 | 46.4380 | 41.1000 | 41.7000 |
| U2-U4 | 89.3480 | 89.2450 | 82.3480 | 83.0310 |
| U3-U4 | 62.4710 | 62.4560 | 111.7670 | 112.4640 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59357.27254006 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416924 |
| DEC | -29.00736 |
| 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 | 56.366 |
| HIERARCH ESO ISS PBL12 END | 56.317 |
| HIERARCH ESO ISS PBLA12 START | 27.0 |
| HIERARCH ESO ISS PBLA12 END | 27.6 |
| HIERARCH ESO ISS PBL13 START | 102.093 |
| HIERARCH ESO ISS PBL13 END | 101.985 |
| HIERARCH ESO ISS PBLA13 START | 33.3 |
| HIERARCH ESO ISS PBLA13 END | 33.9 |
| HIERARCH ESO ISS PBL14 START | 129.934 |
| HIERARCH ESO ISS PBL14 END | 129.747 |
| HIERARCH ESO ISS PBLA14 START | 61.433 |
| HIERARCH ESO ISS PBLA14 END | 62.08 |
| HIERARCH ESO ISS PBL23 START | 46.496 |
| HIERARCH ESO ISS PBL23 END | 46.438 |
| HIERARCH ESO ISS PBLA23 START | 41.1 |
| HIERARCH ESO ISS PBLA23 END | 41.7 |
| HIERARCH ESO ISS PBL24 START | 89.348 |
| HIERARCH ESO ISS PBL24 END | 89.245 |
| HIERARCH ESO ISS PBLA24 START | 82.348 |
| HIERARCH ESO ISS PBLA24 END | 83.031 |
| HIERARCH ESO ISS PBL34 START | 62.471 |
| HIERARCH ESO ISS PBL34 END | 62.456 |
| HIERARCH ESO ISS PBLA34 START | 111.767 |
| HIERARCH ESO ISS PBLA34 END | 112.464 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007248 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009345 |
| HIERARCH ESO ISS AMBI TEMP | 11.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.26 |
| HIERARCH ESO ISS AMBI FWHM END | 0.23 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |