Exposure
- ID
- GRAVI.2021-05-24T06:20:38.717_1
- Header ID
- GRAVI.2021-05-24T06:20:38.717
- Date updated
- 2021-05-24 06:35:21 UTC+0000
- Release date
- 2022-05-24 06:35:21 UTC+0000
- UTC Start
- 2021-05-24 06:20:38.717
- UTC End
- 2021-05-24 06:25:58.717
- MJD Start
- 59358.264337
- MJD End
- 59358.2680407037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003795
- Ambient temperature (°C)
- 11.87
- Seeing (arcsec)
- 0.605
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 | 56.4240 | 56.3840 | 26.1000 | 26.7000 |
| U1-U3 | 102.2170 | 102.1310 | 32.5000 | 33.1000 |
| U1-U4 | 130.1130 | 129.9920 | 60.5010 | 61.1690 |
| U2-U3 | 46.5590 | 46.5150 | 40.2000 | 40.8000 |
| U2-U4 | 89.4220 | 89.3770 | 81.3800 | 82.0730 |
| U3-U4 | 62.4500 | 62.4700 | 110.7990 | 111.4890 |
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 | 59358.264337 |
| 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 | 56.424 |
| HIERARCH ESO ISS PBL12 END | 56.384 |
| HIERARCH ESO ISS PBLA12 START | 26.1 |
| HIERARCH ESO ISS PBLA12 END | 26.7 |
| HIERARCH ESO ISS PBL13 START | 102.217 |
| HIERARCH ESO ISS PBL13 END | 102.131 |
| HIERARCH ESO ISS PBLA13 START | 32.5 |
| HIERARCH ESO ISS PBLA13 END | 33.1 |
| HIERARCH ESO ISS PBL14 START | 130.113 |
| HIERARCH ESO ISS PBL14 END | 129.992 |
| HIERARCH ESO ISS PBLA14 START | 60.501 |
| HIERARCH ESO ISS PBLA14 END | 61.169 |
| HIERARCH ESO ISS PBL23 START | 46.559 |
| HIERARCH ESO ISS PBL23 END | 46.515 |
| HIERARCH ESO ISS PBLA23 START | 40.2 |
| HIERARCH ESO ISS PBLA23 END | 40.8 |
| HIERARCH ESO ISS PBL24 START | 89.422 |
| HIERARCH ESO ISS PBL24 END | 89.377 |
| HIERARCH ESO ISS PBLA24 START | 81.38 |
| HIERARCH ESO ISS PBLA24 END | 82.073 |
| HIERARCH ESO ISS PBL34 START | 62.45 |
| HIERARCH ESO ISS PBL34 END | 62.47 |
| HIERARCH ESO ISS PBLA34 START | 110.799 |
| HIERARCH ESO ISS PBLA34 END | 111.489 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004098 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003492 |
| HIERARCH ESO ISS AMBI TEMP | 11.87 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |