Neptune_2029-09-18T05_00_29.8300_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:13:27 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2029-09-18T05:03:48.270
Event type              : PgtRgt
                        : Neptune occs: geocentric, topocentric
                        : Ring occs: geocentric, topocentric
Observer code           : IRTF
Location                : Mauna Kea/IRTF
Latitude (deg)          :  19.82622
E. Longitude (deg)      : 204.52800
Altitude (km)           :   4.168
Gaia source ID          : 2550506478361238656
2Mass ID (if available) : 00380244+0225145
ICRS Star Coord at Epoch: 00h 38m 02.44716s +02:25:14.51371s
RUWE (>1.4 is poor)     :   0.98
K magnitude             : 14.850
G magnitude             : 16.092
RP magnitude            : 15.620
BP magnitude            : 16.388
DUPflag                 : 0
Distance (au)           : 28.884
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -23.34
Sun-Target sep (deg)    :  165.39
Sun-Moon sep (deg)      :   65.73
B (ring opening deg)    :  -16.20
PA of pole (deg)        :  -45.73
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   0.646
C/A sky separation (km) :  13530.7
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 2029-09-18T04:54:33.541 b  -3.19x  -8.46   62933.00   -33.15
Galatea       I 2029-09-18T04:55:03.171 b  -3.07x  -8.58   61953.00   -32.99
Arago         I 2029-09-18T04:57:29.126 b  -2.50x  -9.15   57200.00   -32.11
Lassell       I 2029-09-18T04:58:31.825 b  -2.25x  -9.39   55200.00   -31.68
LeVerrier     I 2029-09-18T04:59:35.415 b  -2.00x  -9.64   53200.00   -31.22
Galle         I 2029-09-18T05:05:56.251 b  -0.51x -11.13   42000.00   -27.05
 
Neptune       I 2029-09-18T04:48:59.308    -4.50x  -7.16   24742.00              51.97     52.92
Neptune       E 2029-09-18T05:18:37.251     2.48x -14.10   24762.78              10.68     11.05
 
Galle         E 2029-09-18T05:31:42.080     5.57  -17.15   42000.00    26.92
LeVerrier     E 2029-09-18T05:38:00.983     7.06  -18.62   53200.00    31.65
Lassell       E 2029-09-18T05:39:03.657     7.31  -18.87   55200.00    32.16
Arago         E 2029-09-18T05:40:05.397     7.55  -19.10   57200.00    32.62
Galatea       E 2029-09-18T05:42:29.076     8.11  -19.66   61953.00    33.51
Adams         E 2029-09-18T05:42:58.253     8.23  -19.77   62933.00    33.67