Neptune_2049-10-17T12_55_04.1400_PMO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:12:54 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2049-10-17T12:58:32.100
Event type              : PgtRgt
                        : Neptune occs: geocentric, topocentric
                        : 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          : 54863298061632384
2Mass ID (if available) : 03313700+1714237
ICRS Star Coord at Epoch: 03h 31m 37.03486s +17:14:23.15114s
RUWE (>1.4 is poor)     :   1.05
K magnitude             : 14.756
G magnitude             : 18.277
RP magnitude            : 17.204
BP magnitude            : 19.448
DUPflag                 : 0
Distance (au)           : 28.958
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -20.40
Sun-Target sep (deg)    :  149.05
Sun-Moon sep (deg)      :   46.54
B (ring opening deg)    :    4.23
PA of pole (deg)        :  -42.36
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   0.493
C/A sky separation (km) :  10360.2
NAIF SPICE kernels      : RAJobs_U111+rgf16.spk
                          URKALLv1.spk
                          nep097.bsp
                          nep101.bsp
                          sat440l.bsp
                          de440.bsp
                          earth_720101_070426.bpc
                          earthstns_itrf93_040916.bsp
                          earth_200101_990628_predict.bpc
                          pck00010.tpc
                          pck.ura111.tpc.Neptune
                          naif0012.tls
                          IAU_NEPTUNE_for_RINGFIT.tpc.BECAREFUL
                          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
---------------------------------------------------------------------------------------------------
Adams         I 2049-10-17T12:35:17.039    17.81  -39.85   62932.99  -121.55
Galatea       I 2049-10-17T12:35:25.110    17.84  -39.87   61953.00  -121.28
Arago         I 2049-10-17T12:36:04.539    17.98  -40.01   57200.01  -119.75
Lassell       I 2049-10-17T12:36:21.293    18.04  -40.07   55200.00  -118.98
LeVerrier     I 2049-10-17T12:36:38.164    18.10  -40.12   53199.99  -118.11
Galle         I 2049-10-17T12:38:15.793    18.44  -40.46   42000.01  -110.41
 
Neptune       I 2049-10-17T12:40:12.894    18.85  -40.85   24763.99               2.92      3.02
Neptune       E 2049-10-17T13:16:49.439    26.58  -48.16   24762.57             -52.20    -53.14
 
Galle         E 2049-10-17T12:47:23.268 b  20.36  -42.31   42000.00   111.21
LeVerrier     E 2049-10-17T12:49:00.052 b  20.70  -42.64   53200.00   119.35
Lassell       E 2049-10-17T12:49:16.742 b  20.76  -42.69   55200.00   120.30
Arago         E 2049-10-17T12:49:33.306 b  20.81  -42.75   57200.00   121.17
Galatea       E 2049-10-17T12:50:12.244 b  20.95  -42.88   61953.00   122.91
Adams         E 2049-10-17T12:50:20.207 b  20.98  -42.91   62932.99   123.23