Exposure
- ID
- GRAVI.2021-06-21T06:31:34.800_1
- Header ID
- GRAVI.2021-06-21T06:31:34.800
- Date updated
- 2021-06-21 06:45:17 UTC+0000
- Release date
- 2022-06-21 06:45:17 UTC+0000
- UTC Start
- 2021-06-21 06:31:34.800
- UTC End
- 2021-06-21 06:36:54.800
- MJD Start
- 59386.27193055
- MJD End
- 59386.2756342537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00303
- Ambient temperature (°C)
- 8.75
- Seeing (arcsec)
- 0.645
Observation
- ID
- 47542
- Category
- science
- Program ID
- 105.20B2.003
- 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
- 35655
- Name
- S2
- RA
- 266.416992
- DEC
- -29.00736
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.8110 | 53.5780 | 36.7000 | 37.0000 |
| U1-U3 | 96.1880 | 95.6500 | 43.0000 | 43.3000 |
| U1-U4 | 116.4520 | 115.2050 | 72.7490 | 73.2580 |
| U2-U3 | 43.1080 | 42.7990 | 50.8000 | 51.2000 |
| U2-U4 | 79.5600 | 78.6520 | 96.2300 | 97.0030 |
| U3-U4 | 58.0710 | 57.6680 | 128.1390 | 129.1550 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59386.27193055 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416992 |
| 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 | 53.811 |
| HIERARCH ESO ISS PBL12 END | 53.578 |
| HIERARCH ESO ISS PBLA12 START | 36.7 |
| HIERARCH ESO ISS PBLA12 END | 37.0 |
| HIERARCH ESO ISS PBL13 START | 96.188 |
| HIERARCH ESO ISS PBL13 END | 95.65 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 116.452 |
| HIERARCH ESO ISS PBL14 END | 115.205 |
| HIERARCH ESO ISS PBLA14 START | 72.749 |
| HIERARCH ESO ISS PBLA14 END | 73.258 |
| HIERARCH ESO ISS PBL23 START | 43.108 |
| HIERARCH ESO ISS PBL23 END | 42.799 |
| HIERARCH ESO ISS PBLA23 START | 50.8 |
| HIERARCH ESO ISS PBLA23 END | 51.2 |
| HIERARCH ESO ISS PBL24 START | 79.56 |
| HIERARCH ESO ISS PBL24 END | 78.652 |
| HIERARCH ESO ISS PBLA24 START | 96.23 |
| HIERARCH ESO ISS PBLA24 END | 97.003 |
| HIERARCH ESO ISS PBL34 START | 58.071 |
| HIERARCH ESO ISS PBL34 END | 57.668 |
| HIERARCH ESO ISS PBLA34 START | 128.139 |
| HIERARCH ESO ISS PBLA34 END | 129.155 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003319 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002741 |
| HIERARCH ESO ISS AMBI TEMP | 8.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |