Exposure
- ID
- GRAVI.2021-05-23T05:15:54.268_2
- Header ID
- GRAVI.2021-05-23T05:15:54.268
- Date updated
- 2021-05-23 05:30:16 UTC+0000
- Release date
- 2022-05-23 05:30:16 UTC+0000
- UTC Start
- 2021-05-23 05:15:54.268
- UTC End
- 2021-05-23 05:21:14.268
- MJD Start
- 59357.2193781
- MJD End
- 59357.2230818037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0070225
- Ambient temperature (°C)
- 11.62
- Seeing (arcsec)
- 0.295
Observation
- ID
- 47451
- 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
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076491944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 56.5340 | 56.5450 | 18.0000 | 18.7000 |
U1-U3 | 102.2510 | 102.3030 | 24.1000 | 24.9000 |
U1-U4 | 128.1230 | 128.5040 | 51.5180 | 52.3490 |
U2-U3 | 46.4300 | 46.4780 | 31.6000 | 32.4000 |
U2-U4 | 86.7980 | 87.2300 | 72.5980 | 73.3830 |
U3-U4 | 60.0850 | 60.4360 | 103.0880 | 103.7060 |
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 | 59357.2193781 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416924 |
DEC | -29.00736 |
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 | 56.534 |
HIERARCH ESO ISS PBL12 END | 56.545 |
HIERARCH ESO ISS PBLA12 START | 18.0 |
HIERARCH ESO ISS PBLA12 END | 18.7 |
HIERARCH ESO ISS PBL13 START | 102.251 |
HIERARCH ESO ISS PBL13 END | 102.303 |
HIERARCH ESO ISS PBLA13 START | 24.1 |
HIERARCH ESO ISS PBLA13 END | 24.9 |
HIERARCH ESO ISS PBL14 START | 128.123 |
HIERARCH ESO ISS PBL14 END | 128.504 |
HIERARCH ESO ISS PBLA14 START | 51.518 |
HIERARCH ESO ISS PBLA14 END | 52.349 |
HIERARCH ESO ISS PBL23 START | 46.43 |
HIERARCH ESO ISS PBL23 END | 46.478 |
HIERARCH ESO ISS PBLA23 START | 31.6 |
HIERARCH ESO ISS PBLA23 END | 32.4 |
HIERARCH ESO ISS PBL24 START | 86.798 |
HIERARCH ESO ISS PBL24 END | 87.23 |
HIERARCH ESO ISS PBLA24 START | 72.598 |
HIERARCH ESO ISS PBLA24 END | 73.383 |
HIERARCH ESO ISS PBL34 START | 60.085 |
HIERARCH ESO ISS PBL34 END | 60.436 |
HIERARCH ESO ISS PBLA34 START | 103.088 |
HIERARCH ESO ISS PBLA34 END | 103.706 |
HIERARCH ESO ISS AMBI TAU0 START | 0.007107 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006938 |
HIERARCH ESO ISS AMBI TEMP | 11.62 |
HIERARCH ESO ISS AMBI FWHM START | 0.3 |
HIERARCH ESO ISS AMBI FWHM END | 0.29 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |