Asteroids

467309 1996AW1 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.739

Aphelion (Q)

2.329

Eccentricity (e)

0.518

Inclination (i)

4.8

deg

Orbit period (P)

694.1

Earth MOID

0.04046

U parameter

0.0

Next Earth close approach

Date

2037-06-26

Nominal distance (from Earth center)

0.07174

10732645

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

19.9

mag

Diameter

280 - 600*

Taxonomic type

Rotation period (T)

10.77

Discovery Information

Discovery Date

1996-01-14

Observatory

Steward Observatory, Kitt Peak-Spacewatch

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.534189

1-sigma variation

3.354E-9

Unit

Eccentricity (e)

Value

0.518082

1-sigma variation

2.040E-8

Unit

Inclination (i)

Value

4.7666

1-sigma variation

5.312E-6

Unit

Long. of Ascending Node (Ω)

Value

117.5057

1-sigma variation

4.778E-5

Unit

Arg. of Perihelion (ω)

Value

229.4388

1-sigma variation

4.756E-5

Unit

Mean Anomaly (M)

Value

297.79768

1-sigma variation

0.00001

Unit

Perihelion distance

Value

0.739353

1-sigma variation

Unit

Aphelion distance

Value

2.329025

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.707875

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.177760

1-sigma variation

Unit

MOID

Value

0.040460

1-sigma variation

Unit

Orbit Period

Value

694.0914

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.12461E-17	-3.10798E-17	-1.83434E-15	5.77300E-15	-1.19243E-14	-2.24805E-14
e	-3.10798E-17	4.16114E-16	1.09240E-15	3.39490E-14	2.54151E-14	6.96728E-14
i	-1.83434E-15	1.09240E-15	2.82184E-11	-2.01567E-10	2.02364E-10	-5.18031E-14
Ω	5.77300E-15	3.39490E-14	-2.01567E-10	2.28308E-9	-2.26461E-9	-1.85001E-11
ω	-1.19243E-14	2.54151E-14	2.02364E-10	-2.26461E-9	2.26225E-9	2.67670E-11
M	-2.24805E-14	6.96728E-14	-5.18031E-14	-1.85001E-11	2.67670E-11	5.14260E-11

Date of computation: 2025-09-10 00:30 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

10.77

Unit

Source

[3]

Quality

Value

Unit

Source

[3]

Amplitude

Value

1.25

Unit

mag

Source

[3]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[1]

Taxonomy (all)

Value

Unit

Source

[2]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

19.904

Unit

mag

Source

[4]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[4]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[5]

Diameter

Value

280 - 600*

Unit

Source

[5]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

-0.169

0.0349

0.2042

Unit

i-z

r-z

r-i

Source

[1]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Radar R

Unit

Source

[6]

Download this part as:

Sources

No.	Name	Additional
[1]	EARN	1.) A. V. Sergeyev, B. Carry et al A&A, 658 (2022) A109
[2]	EARN	Earth Asteroids Research Node: https://earn.dlr.de
[3]	EARN	1.) Warner, B.D. (2018) MPB 45, 366-379. (Near-Earth Asteroid Lightcurve Analysis at CS3-Palmer Divide Station: 2018 April-June)(39 NEAs)
[4]	ESA Aegis	ESA orbit determination and impact monitoring system
[5]	Estimation	Estimated from absolute magnitude
[6]	EARN	1.) href="http://echo.jpl.nasa.gov/asteroids/index.html">JPL's NEO Radar Detection Program Webpage

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

10615

Unit

Source

[1]

Unobserved

Value

274

Unit

Source

[1]

Normalized RMS of residuals

Value

0.555496

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

1996-01-14.18701

Unit

Source

[2]

Last Observation

Value

2025-02-05.467226

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

364 (6)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 467309 1996AW1 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1959-07-01 09:06	< 1 min	0.1121575	0.1121500	0.0000025
VENUS	1961-07-11 15:01	< 1 min	0.0122476	0.0122473	0.0000001
EARTH	1976-11-17 09:39	< 1 min	0.1043205	0.1043189	0.0000005
EARTH	1995-12-03 09:31	< 1 min	0.1599684	0.1599674	0.0000003
EARTH	1999-06-16 07:09	< 1 min	0.0824786	0.0824770	0.0000005
EARTH	2018-06-23 01:04	< 1 s	0.0459350	0.0459349	0.0000000
EARTH	2037-06-26 08:20	< 1 min	0.0717433	0.0717422	0.0000004
EARTH	2056-07-02 02:13	< 1 min	0.1153026	0.1153019	0.0000002
EARTH	2073-11-04 22:11	< 1 min	0.1744797	0.1744792	0.0000001
EARTH	2075-07-17 08:57	< 1 min	0.1809053	0.1809047	0.0000002
EARTH	2092-11-19 14:45	< 1 min	0.0956361	0.0956352	0.0000003
EARTH	2111-11-28 12:35	< 1 min	0.0701113	0.0701109	0.0000001

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
311.36757953	167.13129333	0.04007515	MINIMUM
47.01757439	320.74727501	0.06770012	MINIMUM
359.30611962	244.53776797	0.27301486	SADDLE
179.65025537	64.06003663	1.33957148	SADDLE
358.34197290	62.79212612	1.73108419	SADDLE
179.30258036	243.85946527	3.33449429	MAXIMUM

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MOID Plots

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