Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.162211E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T15:17:11+0800
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    1 Object 1

    AOE ID 25509
    NORAD ID 25509
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52158
    NORAD ID 52158
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SEDSAT 1 GNOMES-3
    Time of Closest Approach 2026-10-28T07:39:40+0000
    Collision Probability (Pc) 1.162211E-6
    Conjunction Distance (km) 2.808 km
    Relative Speed (km/s) 9.972 km/s
    Conjunction Risk Parameters R (Radial): 0.021 | I (In-track): 2.109 | C (Cross-track): -1.853
    Collision Risk Index (CRI) 0.36
    X Position (km) -5882.16 -5882.709
    Position Y (km) -2047.339 -2049.103
    Position Z (km) 3171.493 3169.379
    Velocity X (km/s) 1.618 -3.578
    Velocity Y (km/s) -7.183 -0.027
    Velocity Z (km/s) -2.045 -6.653

    Orbital Parameters 国际轨道数据源

    Parameter SEDSAT 1 GNOMES-3
    Semimajor Axis (a) 7158.299 km 6990.253 km
    Eccentricity (e) 0.033576 0.000961
    Inclination (i) 31.4292° 97.8124°
    RAAN 79.7856° 14.8405°
    Perigee Argument 161.6044° 244.2386°
    Mean Anomaly (M) 199.7054° 115.7838°
    Apogee 1020.511 km 618.833 km
    Perigee 539.813 km 605.399 km
    Orbit Epoch 2026-10-27T14:23:08+0000 2026-10-27T22:53:32+0000

    SEDSAT 1 & GNOMES-3 Collision Probability (Pc) Trend

    SEDSAT 1 & GNOMES-3 Collision Probability (Pc) TrendNot Available

    SEDSAT 1 & GNOMES-3 Miss Distance (Miss Distance) Trend

    SEDSAT 1 & GNOMES-3 Miss Distance (Miss Distance) TrendNot Available

    SEDSAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GNOMES-3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SEDSAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    GNOMES-3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SEDSAT 1

    No nearby objects data