1998 XN1

1998XN1, 1978 WW6, 1978WW6, 2001 KN60, 2001KN60, 27129, J78W06W, J98X01N, K01K60N

All data for this body: [vot]

MPC data
Name (number) 1998 XN1 (27129)
a 2.93401
e 0.09397
i / sin(i) 17.4560 / 0.29997
q 2.65829
Q 3.20973
ω 266.2765
Node 66.1630
m 165.7232
n 0.1961
Epoch 2460800.5
nobs 2202
nopp 22
Years observed 1993-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.936
ep 0.052
sin(ip) 0.286
G 0.150
H 14.500
Mass
D 7.88 0.189
pV 0.059 0.0057
Value
Rotational Period 20.118
Period quality 2
Spectral Class D
Spectral Class Score 2.186
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9361 0.0525 0.2856 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.88 0.189 0.189 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.059 0.0057 0.0057 Masiero 2011ApJ...741...68M 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
14.50 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
20.1184 2 Synodic Pal 2020ApJS..247...26P Lightcurve
20.1296 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.07 Bus VIS Carvano 2010A&A...510A..43C PHOT
D D 0.3643 0.3643 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT