Exposure
- ID
- GRAVI.2021-05-31T05:51:34.944_1
- Header ID
- GRAVI.2021-05-31T05:51:34.944
- Date updated
- 2021-05-31 06:05:14 UTC+0000
- Release date
- 2022-05-31 06:05:14 UTC+0000
- UTC Start
- 2021-05-31 05:51:34.944
- UTC End
- 2021-05-31 05:56:54.944
- MJD Start
- 59365.24415444
- MJD End
- 59365.2478581437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002376
- Ambient temperature (°C)
- 10.17
- Seeing (arcsec)
- 1.025
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 | 56.4340 | 56.3950 | 26.0000 | 26.6000 |
| U1-U3 | 102.2370 | 102.1550 | 32.3000 | 32.9000 |
| U1-U4 | 130.1360 | 130.0280 | 60.3280 | 61.0020 |
| U2-U3 | 46.5690 | 46.5280 | 40.0000 | 40.6000 |
| U2-U4 | 89.4270 | 89.3920 | 81.2010 | 81.8980 |
| U3-U4 | 62.4400 | 62.4680 | 110.6240 | 111.3150 |
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 | 59365.24415444 |
| 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 | 56.434 |
| HIERARCH ESO ISS PBL12 END | 56.395 |
| HIERARCH ESO ISS PBLA12 START | 26.0 |
| HIERARCH ESO ISS PBLA12 END | 26.6 |
| HIERARCH ESO ISS PBL13 START | 102.237 |
| HIERARCH ESO ISS PBL13 END | 102.155 |
| HIERARCH ESO ISS PBLA13 START | 32.3 |
| HIERARCH ESO ISS PBLA13 END | 32.9 |
| HIERARCH ESO ISS PBL14 START | 130.136 |
| HIERARCH ESO ISS PBL14 END | 130.028 |
| HIERARCH ESO ISS PBLA14 START | 60.328 |
| HIERARCH ESO ISS PBLA14 END | 61.002 |
| HIERARCH ESO ISS PBL23 START | 46.569 |
| HIERARCH ESO ISS PBL23 END | 46.528 |
| HIERARCH ESO ISS PBLA23 START | 40.0 |
| HIERARCH ESO ISS PBLA23 END | 40.6 |
| HIERARCH ESO ISS PBL24 START | 89.427 |
| HIERARCH ESO ISS PBL24 END | 89.392 |
| HIERARCH ESO ISS PBLA24 START | 81.201 |
| HIERARCH ESO ISS PBLA24 END | 81.898 |
| HIERARCH ESO ISS PBL34 START | 62.44 |
| HIERARCH ESO ISS PBL34 END | 62.468 |
| HIERARCH ESO ISS PBLA34 START | 110.624 |
| HIERARCH ESO ISS PBLA34 END | 111.315 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00267 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002082 |
| HIERARCH ESO ISS AMBI TEMP | 10.17 |
| HIERARCH ESO ISS AMBI FWHM START | 0.91 |
| HIERARCH ESO ISS AMBI FWHM END | 1.14 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |