Hiromi

04905, 1908SF, 1929SB, 1950TE4, 1971TV, 1974HA3, 1978GG4, 1978JV3, 1988VU4, 1991JM1, J08S00F, J29S00B, J50T04E, J71T00V, J74H03A, J78G04G, J78J03V, J88V04U, J91J01M

All data for this body: [vot]

MPC data
Name (number) Hiromi (4905)
Packed designation 04905
a 2.60116
e 0.16925
i / sin(i) 12.4312 / 0.21527
q 2.16092
Q 3.04141
ω 175.8634
Node 198.3454
m 356.3660
n 0.2349
Epoch 2459600.5
nobs 3149
nopp 26
Years observed 1908-2021
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.601
ep 0.141
sin(ip) 0.214
Value Standard error
G 0.150
H 12.320
Mass
D 10.90 0.091
pV 0.214 0.0248
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6010 0.1405 0.2143 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.37 0.600 0.600 Masiero 2014ApJ...791..121M NEATM
10.00 1.000 0.900 Pravec 2019Icar..333..429P RADIOMETRY_TPM
10.97 0.093 0.093 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.210 0.0600 0.0600 Masiero 2014ApJ...791..121M NEATM
0.215 0.0272 0.0272 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.32 MPC-2022-01-18 MPC-2022-01-18 Phot