1989 XB

1989XB, 05874, 1978 YD2, 1978YD2, 1983 CN2, 1983CN2, J78Y02D, J83C02N, J89X00B

All data for this body: [vot]

MPC data
Name (number) 1989 XB (5874)
a 2.38442
e 0.22304
i / sin(i) 7.0751 / 0.12317
q 1.85261
Q 2.91623
ω 296.6173
Node 135.2131
m 221.3009
n 0.2677
Epoch 2460800.5
nobs 3853
nopp 26
Years observed 1978-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.384
ep 0.222
sin(ip) 0.114
G 0.150
H 13.700
Mass
D 4.14 0.870
pV 0.320 0.1400
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 4.850
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3840 0.2217 0.1144 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.14 0.870 0.870 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.320 0.1400 0.1400 Nugent 2016AJ....152...63N 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
13.70 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
K DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
K K 0.3190 0.3190 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.515 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
L 0.88 Bus VIS Carvano 2010A&A...510A..43C PHOT