2001 XS77

2001XS77, 1999 HL6, 1999HL6, B1323, J99H06L, K01X77S

All data for this body: [vot]

MPC data
Name (number) 2001 XS77 (111323)
a 2.78455
e 0.08500
i / sin(i) 3.9489 / 0.06887
q 2.54787
Q 3.02123
ω 156.0819
Node 197.1392
m 81.5059
n 0.2121
Epoch 2460800.5
nobs 668
nopp 19
Years observed 1991-2025
rms 0.88
Best values
[raw, vot]

Value Standard error
Parent Hoffmeister (1726)
 
ap 2.782
ep 0.049
sin(ip) 0.075
G 0.150
H 16.020
Mass
D 4.19 0.228
pV 0.048 0.0110
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 2.776
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1726 Hoffmeister 0 Hoffmeister Novakovic 2019EPSC...13.1671N HCM
1726 Hoffmeister 519 Hoffmeister -0.1900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7820 0.0492 0.0749 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.19 0.228 0.228 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0110 0.0110 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
16.02 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
S X 0.2096 0.2560 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B X 0.0773 0.2560 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.29 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.4626 0.2560 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT