Uranus_2027-12-08T21_57_21.0300_PMO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:19:37 2023
 
target                  : Uranus
target radius (km)      :  25559.00
C/A epoch               : 2027-12-08T21:53:21.340
Event type              : XRgt
                        : No Uranus occs
                        : Ring occs: geocentric, topocentric
Observer code           : PMO
Location                : Purple Mtn Obs. Nanking
Latitude (deg)          :  32.06667
E. Longitude (deg)      : 118.82089
Altitude (km)           :   0.364
Gaia source ID          : 145522842134567296
2Mass ID (if available) : 04212937+2125034
ICRS Star Coord at Epoch: 04h 21m 29.37463s +21:25:03.37388s
RUWE (>1.4 is poor)     :   1.00
K magnitude             : 11.090
G magnitude             : 14.687
RP magnitude            : 13.675
BP magnitude            : 15.740
DUPflag                 : 0
Distance (au)           : 18.388
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -23.08
Sun-Target sep (deg)    :  170.98
Sun-Moon sep (deg)      :   51.49
B (ring opening deg)    :   77.07
PA of pole (deg)        :  -63.14
Pole direction: RA (deg): 257.31100
               Dec (deg): -15.17500
C/A sky separation (")  :   3.355
C/A sky separation (km) :  44739.7
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 2027-12-08T21:36:06.635     7.57  -15.94   50746.35   -10.68
lambda        I 2027-12-08T21:37:15.821     7.34  -15.71   50026.71   -10.09
delta         I 2027-12-08T21:40:22.980     6.72  -15.07   48300.35    -8.32
gamma         I 2027-12-08T21:41:48.523     6.44  -14.79   47625.47    -7.45
eta           I 2027-12-08T21:42:51.637     6.23  -14.57   47176.12    -6.78
beta          I 2027-12-08T21:47:40.583     5.28  -13.60   45678.92    -3.53
 
No planet occultations
 
beta          E 2027-12-08T21:57:27.927     3.36x -11.64   45680.90     3.53
eta           E 2027-12-08T22:02:16.696     2.42x -10.68   47176.12     6.78
gamma         E 2027-12-08T22:03:19.504     2.22x -10.47   47622.47     7.44
delta         E 2027-12-08T22:04:45.600     1.94x -10.19   48300.35     8.31
lambda        E 2027-12-08T22:07:53.150     1.33x  -9.57   50026.71    10.07
epsilon       E 2027-12-08T22:09:14.486     1.07x  -9.30   50874.91    10.66