Stephenshulz

1982 BY12, 1982BY12, 1998 HC103, 1998HC103, 1999 RV151, 1999RV151, 21737, J82B12Y, J98HA3C, J99RF1V

All data for this body: [vot]

MPC data
Name (number) Stephenshulz (21737)
a 2.42069
e 0.15270
i / sin(i) 1.4497 / 0.02530
q 2.05105
Q 2.79033
ω 341.3688
Node 78.6309
m 230.9898
n 0.2617
Epoch 2460800.5
nobs 2586
nopp 21
Years observed 1982-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.420
ep 0.144
sin(ip) 0.009
G 0.150
H 14.820
Mass
D 6.38 0.149
pV 0.069 0.0108
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 5.886
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4204 0.1445 0.0089 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.82 1.060 1.060 Masiero 2020PSJ.....1....5M NEATM
6.41 0.150 0.150 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.068 0.0109 0.0109 Masiero 2011ApJ...741...68M NEATM
0.100 0.0700 0.0700 Masiero 2020PSJ.....1....5M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.82 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Ad Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
B 0.981 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT