Exposure
- ID
- GRAVI.2021-05-31T06:42:41.072_1
- Header ID
- GRAVI.2021-05-31T06:42:41.072
- Date updated
- 2021-05-31 07:00:39 UTC+0000
- Release date
- 2022-05-31 07:00:39 UTC+0000
- UTC Start
- 2021-05-31 06:42:41.072
- UTC End
- 2021-05-31 06:48:01.072
- MJD Start
- 59365.27964204
- MJD End
- 59365.2833457437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0041745
- Ambient temperature (°C)
- 10.45
- Seeing (arcsec)
- 0.97
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 | 55.8360 | 55.7300 | 31.1000 | 31.6000 |
| U1-U3 | 100.8880 | 100.6410 | 37.4000 | 38.0000 |
| U1-U4 | 127.4040 | 126.8390 | 65.9440 | 66.5280 |
| U2-U3 | 45.8200 | 45.6780 | 45.2000 | 45.7000 |
| U2-U4 | 87.6260 | 87.2130 | 87.3150 | 88.0000 |
| U3-U4 | 61.7970 | 61.6070 | 117.1160 | 117.9040 |
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 | 59365.27964204 |
| 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 | 55.836 |
| HIERARCH ESO ISS PBL12 END | 55.73 |
| HIERARCH ESO ISS PBLA12 START | 31.1 |
| HIERARCH ESO ISS PBLA12 END | 31.6 |
| HIERARCH ESO ISS PBL13 START | 100.888 |
| HIERARCH ESO ISS PBL13 END | 100.641 |
| HIERARCH ESO ISS PBLA13 START | 37.4 |
| HIERARCH ESO ISS PBLA13 END | 38.0 |
| HIERARCH ESO ISS PBL14 START | 127.404 |
| HIERARCH ESO ISS PBL14 END | 126.839 |
| HIERARCH ESO ISS PBLA14 START | 65.944 |
| HIERARCH ESO ISS PBLA14 END | 66.528 |
| HIERARCH ESO ISS PBL23 START | 45.82 |
| HIERARCH ESO ISS PBL23 END | 45.678 |
| HIERARCH ESO ISS PBLA23 START | 45.2 |
| HIERARCH ESO ISS PBLA23 END | 45.7 |
| HIERARCH ESO ISS PBL24 START | 87.626 |
| HIERARCH ESO ISS PBL24 END | 87.213 |
| HIERARCH ESO ISS PBLA24 START | 87.315 |
| HIERARCH ESO ISS PBLA24 END | 88.0 |
| HIERARCH ESO ISS PBL34 START | 61.797 |
| HIERARCH ESO ISS PBL34 END | 61.607 |
| HIERARCH ESO ISS PBLA34 START | 117.116 |
| HIERARCH ESO ISS PBLA34 END | 117.904 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003838 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004511 |
| HIERARCH ESO ISS AMBI TEMP | 10.45 |
| HIERARCH ESO ISS AMBI FWHM START | 0.9 |
| HIERARCH ESO ISS AMBI FWHM END | 1.04 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |