2001 HE12

2001HE12, 1998 VG24, 1998VG24, 2000 AX242, 2000AX242, 26729, J98V24G, K00AO2X, K01H12E

All data for this body: [vot]

MPC data
Name (number) 2001 HE12 (26729)
a 2.78649
e 0.16751
i / sin(i) 8.9446 / 0.15548
q 2.31972
Q 3.25325
ω 166.2661
Node 201.3566
m 276.8731
n 0.2119
Epoch 2460800.5
nobs 3125
nopp 23
Years observed 1992-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.785
ep 0.131
sin(ip) 0.159
G 0.150
H 13.700
Mass
D 6.21 0.475
pV 0.141 0.0231
Value
Rotational Period 3.799
Period quality 2
Spectral Class S
Spectral Class Score 27.801
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 0.0400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7853 0.1314 0.1586 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.97 1.079 1.079 Masiero 2011ApJ...741...68M NEATM
6.51 0.529 0.529 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.115 0.0280 0.0280 Masiero 2011ApJ...741...68M NEATM
0.197 0.0409 0.0409 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
13.70 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.79921 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
K S 0.5523 0.5880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.960 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
S S 0.3872 0.5880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9572 0.5880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9961 0.5880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9997 0.5880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT