1998 XW49

1998XW49, 1999 BH17, 1999BH17, 2000 JR24, 2000JR24, 27140, J98X49W, J99B17H, K00J24R

All data for this body: [vot]

MPC data
Name (number) 1998 XW49 (27140)
a 2.79938
e 0.08677
i / sin(i) 9.0353 / 0.15704
q 2.55649
Q 3.04228
ω 156.7090
Node 4.7070
m 171.2710
n 0.2104
Epoch 2460800.5
nobs 3436
nopp 22
Years observed 1997-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.801
ep 0.125
sin(ip) 0.157
G 0.150
H 13.760
Mass
D 5.67 0.292
pV 0.263 0.0295
Value
Rotational Period 44.629
Period quality 2
Spectral Class S
Spectral Class Score 4.878
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 0 Gefion Novakovic 2019EPSC...13.1671N HCM
1272 Gefion 516 Gefion 0.4600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8009 0.1249 0.1569 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.67 0.292 0.292 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.263 0.0295 0.0295 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
13.76 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
24.495 2 Sidereal Durech 2023A&A...675A..24D Model
44.6292 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.813 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT