Asteroids

2007EG help

Last update: 2026-03-09 13:16 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Aten

Perihelion (q)

0.477

Aphelion (Q)

1.033

Eccentricity (e)

0.368

Inclination (i)

3.1

deg

Orbit period (P)

239.6

Earth MOID

0.00956

U parameter

0.7

Next Earth close approach

Date

2026-03-15

Nominal distance (from Earth center)

0.01145

1712801

Maximum Brightness

16.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.6

mag

Diameter

30 - 70*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2007-03-09

Observatory

Catalina Sky Survey

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.754983

1-sigma variation

4.151E-9

Unit

Eccentricity (e)

Value

0.368292

1-sigma variation

3.696E-8

Unit

Inclination (i)

Value

3.1060

1-sigma variation

5.275E-6

Unit

Long. of Ascending Node (Ω)

Value

165.4222

1-sigma variation

1.997E-5

Unit

Arg. of Perihelion (ω)

Value

169.5944

1-sigma variation

3.315E-5

Unit

Mean Anomaly (M)

Value

346.35212

1-sigma variation

0.00003

Unit

Perihelion distance

Value

0.476929

1-sigma variation

Unit

Aphelion distance

Value

1.033037

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.031287

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.528971

1-sigma variation

Unit

MOID

Value

0.009558

1-sigma variation

Unit

Orbit Period

Value

239.6096

1-sigma variation

Unit

U parameter

Value

0.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.72284E-17	-2.83156E-17	-1.03719E-15	6.55407E-14	-1.16766E-13	6.99594E-14
e	-2.83156E-17	1.36614E-15	4.68021E-14	-1.37238E-13	2.05822E-13	-9.05395E-14
i	-1.03719E-15	4.68021E-14	2.78221E-11	2.21303E-11	-3.85447E-11	1.86948E-11
Ω	6.55407E-14	-1.37238E-13	2.21303E-11	3.98984E-10	-6.01531E-10	2.96915E-10
ω	-1.16766E-13	2.05822E-13	-3.85447E-11	-6.01531E-10	1.09873E-9	-7.63684E-10
M	6.99594E-14	-9.05395E-14	1.86948E-11	2.96915E-10	-7.63684E-10	7.68782E-10

Date of computation: 2026-03-09 13:16 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

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

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

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

24.589

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

30 - 70*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

6940

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.816623

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2007-03-09.38362

Unit

Source

[2]

Last Observation

Value

2026-03-08.987361

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

110 (20)

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

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2007EG from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1950-03-14 00:18	< 1 min	0.0134783	0.0134702	0.0000027
VENUS	1951-03-24 19:29	< 1 min	0.0461691	0.0461613	0.0000026
EARTH	1952-03-20 15:24	< 1 min	0.1563697	0.1563565	0.0000044
EARTH	1967-01-28 04:50	< 1 s	0.0657153	0.0657129	0.0000008
VENUS	1968-09-14 19:09	< 1 min	0.0153757	0.0153753	0.0000001
EARTH	1969-02-25 02:32	< 1 min	0.0451683	0.0451681	0.0000001
EARTH	1971-03-21 11:15	< 1 s	0.0678296	0.0678282	0.0000005
VENUS	1978-07-18 11:20	< 1 min	0.0456717	0.0456698	0.0000006
EARTH	1986-01-27 11:22	< 1 min	0.1306754	0.1306750	0.0000001
EARTH	1988-02-11 13:12	< 1 min	0.0398910	0.0398908	0.0000001
EARTH	1990-03-19 06:07	< 1 min	0.0271402	0.0271393	0.0000003
VENUS	1998-11-06 09:11	< 1 s	0.0221177	0.0221173	0.0000001
EARTH	2005-01-30 02:59	< 1 min	0.0408683	0.0408681	0.0000001
EARTH	2007-03-11 17:39	< 1 s	0.0226775	0.0226773	0.0000001
EARTH	2009-03-21 04:14	< 1 min	0.1489155	0.1489151	0.0000001
EARTH	2022-01-28 14:04	< 1 min	0.1842308	0.1842305	0.0000001
EARTH	2024-02-03 10:22	< 1 s	0.0299583	0.0299582	0.0000001
EARTH	2026-03-15 02:25	< 1 min	0.0114494	0.0114492	0.0000000
EARTH	2028-03-20 17:40	< 1 min	0.1568508	0.1568504	0.0000001
VENUS	2041-08-29 13:32	< 1 min	0.0456894	0.0456883	0.0000003
EARTH	2043-01-27 13:38	< 1 min	0.1227145	0.1227124	0.0000007
EARTH	2045-02-08 02:07	< 1 min	0.0357660	0.0357653	0.0000002
EARTH	2047-03-16 16:47	< 1 min	0.0103646	0.0103645	0.0000000
EARTH	2049-03-20 22:52	< 1 min	0.1620056	0.1619961	0.0000032
EARTH	2064-01-28 00:53	< 1 min	0.1465644	0.1465193	0.0000151
EARTH	2066-02-03 13:12	3.3	0.0280610	0.0280538	0.0000024
EARTH	2068-03-11 07:39	5.0	0.0236748	0.0236456	0.0000098
EARTH	2070-03-21 19:54	< 1 min	0.1147810	0.1147278	0.0000177
VENUS	2078-03-17 07:23	< 1 min	0.0313508	0.0313242	0.0000089
EARTH	2087-01-27 22:50	< 1 min	0.0704828	0.0704454	0.0000125
VENUS	2088-01-20 09:46	< 1 min	0.0153761	0.0153704	0.0000020
EARTH	2089-02-20 07:15	13.4	0.0449616	0.0449603	0.0000004
EARTH	2091-03-20 20:30	4.1	0.0457146	0.0455482	0.0000555
VENUS	2097-11-23 00:49	6.1	0.0213099	0.0210157	0.0000988
EARTH	2106-01-28 23:31	1.7	0.1488752	0.1485747	0.0001002
EARTH	2108-02-09 10:23	27.8	0.0317552	0.0316613	0.0000314
EARTH	2110-03-19 14:11	11.1	0.0221789	0.0220045	0.0000583
VENUS	2118-03-13 03:09	3.1	0.0466083	0.0464403	0.0000560
EARTH	2125-02-01 21:55	19.0	0.0270998	0.0269541	0.0000491

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
209.58326747	70.04258289	0.00955775	MINIMUM
148.30789591	28.36316635	0.02920020	MINIMUM
176.19818648	47.36944124	0.04524961	SADDLE
356.08951149	226.34160247	0.53429445	SADDLE
356.29735350	46.62031400	1.46597888	SADDLE
178.26904629	228.74529244	2.04389249	MAXIMUM

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MOID Plots

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