Exposure
- ID
- GRAVI.2021-05-24T06:27:29.734_1
- Header ID
- GRAVI.2021-05-24T06:27:29.734
- Date updated
- 2021-05-24 06:45:14 UTC+0000
- Release date
- 2022-05-24 06:45:14 UTC+0000
- UTC Start
- 2021-05-24 06:27:29.734
- UTC End
- 2021-05-24 06:32:49.734
- MJD Start
- 59358.26909414
- MJD End
- 59358.2727978437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004769
- Ambient temperature (°C)
- 11.95
- Seeing (arcsec)
- 0.515
Observation
- ID
- 47457
- 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
- 35595
- Name
- S2
- RA
- 266.416898
- DEC
- -29.00719
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3750 | 56.3260 | 26.8000 | 27.4000 |
| U1-U3 | 102.1120 | 102.0060 | 33.2000 | 33.8000 |
| U1-U4 | 129.9630 | 129.7840 | 61.3000 | 61.9550 |
| U2-U3 | 46.5050 | 46.4490 | 40.9000 | 41.5000 |
| U2-U4 | 89.3630 | 89.2660 | 82.2090 | 82.8990 |
| U3-U4 | 62.4710 | 62.4610 | 111.6270 | 112.3290 |
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 | 59358.26909414 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416898 |
| DEC | -29.00719 |
| 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 | 56.326 |
| HIERARCH ESO ISS PBLA12 START | 26.8 |
| HIERARCH ESO ISS PBLA12 END | 27.4 |
| HIERARCH ESO ISS PBL13 START | 102.112 |
| HIERARCH ESO ISS PBL13 END | 102.006 |
| HIERARCH ESO ISS PBLA13 START | 33.2 |
| HIERARCH ESO ISS PBLA13 END | 33.8 |
| HIERARCH ESO ISS PBL14 START | 129.963 |
| HIERARCH ESO ISS PBL14 END | 129.784 |
| HIERARCH ESO ISS PBLA14 START | 61.3 |
| HIERARCH ESO ISS PBLA14 END | 61.955 |
| HIERARCH ESO ISS PBL23 START | 46.505 |
| HIERARCH ESO ISS PBL23 END | 46.449 |
| HIERARCH ESO ISS PBLA23 START | 40.9 |
| HIERARCH ESO ISS PBLA23 END | 41.5 |
| HIERARCH ESO ISS PBL24 START | 89.363 |
| HIERARCH ESO ISS PBL24 END | 89.266 |
| HIERARCH ESO ISS PBLA24 START | 82.209 |
| HIERARCH ESO ISS PBLA24 END | 82.899 |
| HIERARCH ESO ISS PBL34 START | 62.471 |
| HIERARCH ESO ISS PBL34 END | 62.461 |
| HIERARCH ESO ISS PBLA34 START | 111.627 |
| HIERARCH ESO ISS PBLA34 END | 112.329 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004619 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004919 |
| HIERARCH ESO ISS AMBI TEMP | 11.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |