1999 XL174

1999XL174, 1994 LE8, 1994LE8, 49921, J94L08E, J99XH4L

All data for this body: [vot]

MPC data
Name (number) 1999 XL174 (49921)
a 2.41790
e 0.18663
i / sin(i) 3.1647 / 0.05521
q 1.96664
Q 2.86916
ω 324.1902
Node 48.7418
m 342.3273
n 0.2621
Epoch 2460800.5
nobs 2274
nopp 20
Years observed 1991-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.418
ep 0.156
sin(ip) 0.042
G 0.150
H 15.350
Mass
D 5.38 0.080
pV 0.062 0.0108
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 3.660
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.0400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4184 0.1557 0.0422 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.27 1.080 1.080 Masiero 2020PSJ.....1....5M NEATM
5.39 0.080 0.080 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.061 0.0110 0.0110 Masiero 2012ApJ...759L...8M NEATM
0.080 0.0640 0.0640 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
15.35 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
B 0.610 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT