Uranus_2027-12-05T10_21_17.5500_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               : 2027-12-05T10:24:54.840
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          : 145336779854872192
2Mass ID (if available) : 04220629+2126343
ICRS Star Coord at Epoch: 04h 22m 06.33760s +21:26:34.32456s
RUWE (>1.4 is poor)     :   1.01
K magnitude             : 14.576
G magnitude             : 18.831
RP magnitude            : 17.610
BP magnitude            : 20.214
DUPflag                 : 0
Distance (au)           : 18.381
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -23.33
Sun-Target sep (deg)    :  174.66
Sun-Moon sep (deg)      :   93.64
B (ring opening deg)    :   77.18
PA of pole (deg)        :  -62.70
Pole direction: RA (deg): 257.31100
               Dec (deg): -15.17500
C/A sky separation (")  :   3.320
C/A sky separation (km) :  44256.3
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 2027-12-05T10:07:46.196    18.34  -14.13   51436.81   -11.90
lambda        I 2027-12-05T10:09:51.469    18.77  -14.55   50026.71   -10.71
delta         I 2027-12-05T10:12:45.912    19.37  -15.14   48300.35    -9.05
gamma         I 2027-12-05T10:14:03.327    19.64  -15.40   47629.73    -8.26
eta           I 2027-12-05T10:15:00.273    19.84  -15.59   47176.12    -7.66
beta          I 2027-12-05T10:19:03.535    20.68  -16.42   45641.74    -4.91
alpha         I 2027-12-05T10:24:11.220    21.74  -17.46   44705.22    -1.10
 
No planet occultations
 
alpha         E 2027-12-05T10:27:05.965    22.35  -18.06   44702.40     1.11
beta          E 2027-12-05T10:32:17.084    23.43  -19.12   45645.49     4.92
eta           E 2027-12-05T10:36:19.221    24.27  -19.95   47176.12     7.68
gamma         E 2027-12-05T10:37:15.657    24.47  -20.14   47626.27     8.28
delta         E 2027-12-05T10:38:33.353    24.74  -20.41   48300.35     9.07
lambda        E 2027-12-05T10:41:27.433    25.34  -21.00   50026.71    10.73
epsilon       E 2027-12-05T10:43:41.196    25.81  -21.46   51541.08    11.94