2001 NF4

2001NF4, 51802, K01N04F

All data for this body: [vot]

MPC data
Name (number) 2001 NF4 (51802)
a 2.61289
e 0.09368
i / sin(i) 14.9682 / 0.25828
q 2.36811
Q 2.85767
ω 107.9290
Node 95.7273
m 311.9345
n 0.2334
Epoch 2460800.5
nobs 1915
nopp 20
Years observed 1998-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.614
ep 0.127
sin(ip) 0.244
G 0.150
H 14.890
Mass
D 7.15 1.559
pV 0.039 0.0197
Value
Rotational Period 4.140
Period quality 2
Spectral Class X
Spectral Class Score 2.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
801 Helwerthia -1 Helwerthia -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6135 0.1272 0.2444 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.70 2.000 2.000 Masiero 2020PSJ.....1....5M NEATM
7.85 2.490 2.490 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.034 0.0250 0.0250 Masiero 2020PSJ.....1....5M NEATM
0.047 0.0320 0.0320 Masiero 2020PSJ.....1....5M 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
14.89 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.14222 2 Synodic Pal 2020ApJS..247...26P Lightcurve
4.146 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.261 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT