Exposure
- ID
- GRAVI.2021-06-20T03:33:54.559_1
- Header ID
- GRAVI.2021-06-20T03:33:54.559
- Date updated
- 2021-06-20 03:50:32 UTC+0000
- Release date
- 2022-06-20 03:50:32 UTC+0000
- UTC Start
- 2021-06-20 03:33:54.559
- UTC End
- 2021-06-20 03:39:14.559
- MJD Start
- 59385.14854814
- MJD End
- 59385.1522518437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002539
- Ambient temperature (°C)
- 9.74
- Seeing (arcsec)
- 1.2
Observation
- ID
- 47537
- 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
- 35651
- Name
- S2
- RA
- 266.417024
- DEC
- -29.00715
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5480 | 56.5550 | 19.0000 | 19.7000 |
| U1-U3 | 102.3220 | 102.3630 | 25.2000 | 25.9000 |
| U1-U4 | 128.6530 | 128.9840 | 52.6920 | 53.4960 |
| U2-U3 | 46.4970 | 46.5370 | 32.7000 | 33.5000 |
| U2-U4 | 87.4000 | 87.7780 | 73.7080 | 74.4720 |
| U3-U4 | 60.5740 | 60.8830 | 103.9650 | 104.5850 |
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 | 59385.14854814 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.417024 |
| DEC | -29.00715 |
| 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 | 56.548 |
| HIERARCH ESO ISS PBL12 END | 56.555 |
| HIERARCH ESO ISS PBLA12 START | 19.0 |
| HIERARCH ESO ISS PBLA12 END | 19.7 |
| HIERARCH ESO ISS PBL13 START | 102.322 |
| HIERARCH ESO ISS PBL13 END | 102.363 |
| HIERARCH ESO ISS PBLA13 START | 25.2 |
| HIERARCH ESO ISS PBLA13 END | 25.9 |
| HIERARCH ESO ISS PBL14 START | 128.653 |
| HIERARCH ESO ISS PBL14 END | 128.984 |
| HIERARCH ESO ISS PBLA14 START | 52.692 |
| HIERARCH ESO ISS PBLA14 END | 53.496 |
| HIERARCH ESO ISS PBL23 START | 46.497 |
| HIERARCH ESO ISS PBL23 END | 46.537 |
| HIERARCH ESO ISS PBLA23 START | 32.7 |
| HIERARCH ESO ISS PBLA23 END | 33.5 |
| HIERARCH ESO ISS PBL24 START | 87.4 |
| HIERARCH ESO ISS PBL24 END | 87.778 |
| HIERARCH ESO ISS PBLA24 START | 73.708 |
| HIERARCH ESO ISS PBLA24 END | 74.472 |
| HIERARCH ESO ISS PBL34 START | 60.574 |
| HIERARCH ESO ISS PBL34 END | 60.883 |
| HIERARCH ESO ISS PBLA34 START | 103.965 |
| HIERARCH ESO ISS PBLA34 END | 104.585 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002354 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002724 |
| HIERARCH ESO ISS AMBI TEMP | 9.74 |
| HIERARCH ESO ISS AMBI FWHM START | 1.16 |
| HIERARCH ESO ISS AMBI FWHM END | 1.24 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |