Grieve

04451, 1971 GF, 1971GF, 1980 VE1, 1980VE1, 1988 JJ, 1988JJ, J71G00F, J80V01E, J88J00J

All data for this body: [vot]

MPC data
Name (number) Grieve (4451)
a 2.60323
e 0.38368
i / sin(i) 27.8111 / 0.46656
q 1.60443
Q 3.60203
ω 110.2104
Node 219.3392
m 238.2535
n 0.2347
Epoch 2460800.5
nobs 6224
nopp 28
Years observed 1954-2025
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.604
ep 0.203
sin(ip) 0.514
G 0.150
H 12.210
Mass
D 14.34 1.282
pV 0.090 0.0171
Value
Rotational Period 6.860
Period quality 3
Spectral Class Svw
Spectral Class Score 42.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6038 0.2028 0.5145 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.70 1.800 1.800 Ali-Lagoa 2017A&A...603A..55A NEATM
15.50 2.300 2.300 Ali-Lagoa 2017A&A...603A..55A NEATM
19.70 3.000 3.000 Ali-Lagoa 2017A&A...603A..55A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.070 0.0200 0.0200 Ali-Lagoa 2017A&A...603A..55A NEATM
0.120 0.0400 0.0400 Ali-Lagoa 2017A&A...603A..55A NEATM
0.200 0.0600 0.0600 Ali-Lagoa 2017A&A...603A..55A 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
12.21 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.845 3 Synodic Behrend LCDB Lightcurve
6.85 3 Synodic Stephens 2002MPBu...29...34S Lightcurve
6.86 2 Sidereal Durech 2018A&A...620A..91D Model
6.8602 2 Sidereal Durech 2023A&A...675A..24D Model
6.8607 3 Synodic Behrend LCDB Lightcurve
6.86075 2 Synodic Pal 2020ApJS..247...26P Lightcurve
6.864 3 Synodic Sheridan 2002MPBu...29...32S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Bus VISNIR Binzel 2004Icar..170..259B SPEC
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
Svw Bus-DeMeo VISNIR Binzel 2019Icar..324...41B SPEC
Svw Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC