Exposure
- ID
- GRAVI.2021-05-31T05:31:40.894_1
- Header ID
- GRAVI.2021-05-31T05:31:40.894
- Date updated
- 2021-05-31 05:45:31 UTC+0000
- Release date
- 2022-05-31 05:45:31 UTC+0000
- UTC Start
- 2021-05-31 05:31:40.894
- UTC End
- 2021-05-31 05:37:00.894
- MJD Start
- 59365.23033442
- MJD End
- 59365.2340381237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0036045
- Ambient temperature (°C)
- 10.35
- Seeing (arcsec)
- 0.94
Observation
- ID
- 47500
- 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
- 35629
- Name
- S2
- RA
- 266.4168
- DEC
- -29.00714
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5260 | 56.5060 | 23.7000 | 24.4000 |
| U1-U3 | 102.4080 | 102.3760 | 30.0000 | 30.7000 |
| U1-U4 | 130.1440 | 130.1990 | 57.9160 | 58.6220 |
| U2-U3 | 46.6400 | 46.6300 | 37.7000 | 38.4000 |
| U2-U4 | 89.2210 | 89.3320 | 78.7640 | 79.4680 |
| U3-U4 | 62.1380 | 62.2580 | 108.3090 | 108.9620 |
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 | 59365.23033442 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.4168 |
| DEC | -29.00714 |
| 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 | 56.526 |
| HIERARCH ESO ISS PBL12 END | 56.506 |
| HIERARCH ESO ISS PBLA12 START | 23.7 |
| HIERARCH ESO ISS PBLA12 END | 24.4 |
| HIERARCH ESO ISS PBL13 START | 102.408 |
| HIERARCH ESO ISS PBL13 END | 102.376 |
| HIERARCH ESO ISS PBLA13 START | 30.0 |
| HIERARCH ESO ISS PBLA13 END | 30.7 |
| HIERARCH ESO ISS PBL14 START | 130.144 |
| HIERARCH ESO ISS PBL14 END | 130.199 |
| HIERARCH ESO ISS PBLA14 START | 57.916 |
| HIERARCH ESO ISS PBLA14 END | 58.622 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.63 |
| HIERARCH ESO ISS PBLA23 START | 37.7 |
| HIERARCH ESO ISS PBLA23 END | 38.4 |
| HIERARCH ESO ISS PBL24 START | 89.221 |
| HIERARCH ESO ISS PBL24 END | 89.332 |
| HIERARCH ESO ISS PBLA24 START | 78.764 |
| HIERARCH ESO ISS PBLA24 END | 79.468 |
| HIERARCH ESO ISS PBL34 START | 62.138 |
| HIERARCH ESO ISS PBL34 END | 62.258 |
| HIERARCH ESO ISS PBLA34 START | 108.309 |
| HIERARCH ESO ISS PBLA34 END | 108.962 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003612 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003597 |
| HIERARCH ESO ISS AMBI TEMP | 10.35 |
| HIERARCH ESO ISS AMBI FWHM START | 0.97 |
| HIERARCH ESO ISS AMBI FWHM END | 0.91 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |