Jiahegu

1998 SB139, 1998SB139, 2000 AB126, 2000AB126, 25199, J98SD9B, K00AC6B

All data for this body: [vot]

MPC data
Name (number) Jiahegu (25199)
a 2.78663
e 0.08477
i / sin(i) 3.3395 / 0.05825
q 2.55042
Q 3.02284
ω 117.0035
Node 251.7028
m 270.1728
n 0.2119
Epoch 2460800.5
nobs 2507
nopp 22
Years observed 1996-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Hoffmeister (1726)
 
ap 2.786
ep 0.046
sin(ip) 0.076
G 0.150
H 14.090
Mass
D 10.28 0.152
pV 0.053 0.0044
Value
Rotational Period 8.337
Period quality 2
Spectral Class C
Spectral Class Score 4.647
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 -0.1500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7858 0.0463 0.0761 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.72 0.213 0.213 Masiero 2011ApJ...741...68M NEATM
9.82 0.217 0.217 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.051 0.0050 0.0050 Masiero 2011ApJ...741...68M NEATM
0.061 0.0097 0.0097 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
14.09 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.33716 2 Sidereal Durech 2018A&A...617A..57D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
B B 0.6120 0.4020 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C 0.546 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C B 0.2285 0.4020 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT