Uranus_2031-12-07T01_12_22.8900_SAAO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:39:27 2023
 
target                  : Uranus
target radius (km)      :  25559.00
C/A epoch               : 2031-12-07T01:10:41.420
Event type              : XRgt
                        : No Uranus occs
                        : Ring occs: geocentric, topocentric
Observer code           : SAAO
Location                : So. Afr. Astro. Obs. (Sutherland)
Latitude (deg)          : -32.37953
E. Longitude (deg)      :  20.81070
Altitude (km)           :   1.768
Gaia source ID          : 3404399608062184320
2Mass ID (if available) : 05390677+2330069
ICRS Star Coord at Epoch: 05h 39m 06.78499s +23:30:06.82591s
RUWE (>1.4 is poor)     :   1.03
K magnitude             : 14.413
G magnitude             : 17.532
RP magnitude            : 16.631
BP magnitude            : 18.402
DUPflag                 : 0
Distance (au)           : 18.120
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -22.90
Sun-Target sep (deg)    :  169.05
Sun-Moon sep (deg)      :   78.45
B (ring opening deg)    :   79.10
PA of pole (deg)        :   41.54
Pole direction: RA (deg): 257.31100
               Dec (deg): -15.17500
C/A sky separation (")  :   3.663
C/A sky separation (km) :  48144.6
NAIF SPICE kernels      : RAJobs_U111+rgf15.spk
                          URKALLv1.spk
                          ura111.bsp
                          IAU_URANUS_for_RINGFIT.tpc
                          vgr2.ura111.bsp
                          ura161.bsp
                          vgr2.ura161.bsp
                          peph.ura160.bsp
                          earthstns_itrf93_040916.bsp
                          earth_720101_070426.bpc
                          earth_200101_990628_predict.bpc
                          pg3f0000r.bsp
                          pg490000r.bsp
                          naif0012.tls
                          earth_flat_IAU.spk
 
b: ring blocked by planet  x: target alt <  5.0 deg or  sun >  -5.0 deg
Ring         I/E             UTC        b?  alt   alt-sun   radius     r-dot   lat-geo lat-geodetic
---------------------------------------------------------------------------------------------------
epsilon       I 2031-12-07T00:59:08.237    29.01  -24.39   51548.92    -7.76
lambda        I 2031-12-07T01:02:56.321    28.64  -23.88   50026.71    -5.52
 
No planet occultations
 
lambda        E 2031-12-07T01:19:42.203    26.85  -21.56   50026.71     5.52
epsilon       E 2031-12-07T01:23:13.212    26.45  -21.05   51416.27     7.76