Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.623405E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T14:35:30+0800
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    1 Object 1

    Name SSB
    AOE ID 13845
    NORAD ID 13845
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name GRUS-1B
    AOE ID 47934
    NORAD ID 47934
    Object Type PAYLOAD
    Country
    JP JP

    Conjunction Constraints

    Parameter SSB GRUS-1B
    Time of Closest Approach 2026-10-13T21:18:39+0000
    Collision Probability (Pc) 9.623405E-6
    Conjunction Distance (km) 1.312 km
    Relative Speed (km/s) 12.996 km/s
    Conjunction Risk Parameters R (Radial): 0.552 | I (In-track): 0.633 | C (Cross-track): 1.009
    Collision Risk Index (CRI) 0.55
    X Position (km) -2767.211 -2767.114
    Position Y (km) 1531.606 1530.655
    Position Z (km) 6188.208 6189.106
    Velocity X (km/s) -4.531 6.701
    Velocity Y (km/s) -6.252 -1.219
    Velocity Z (km/s) -0.873 3.297

    Orbital Parameters 国际轨道数据源

    Parameter SSB GRUS-1B
    Semimajor Axis (a) 7345.749 km 6948.342 km
    Eccentricity (e) 0.069645 0.001385
    Inclination (i) 63.3126° 97.5167°
    RAAN 57.0558° 164.1488°
    Perigee Argument 137.7809° 284.6836°
    Mean Anomaly (M) 227.9084° 75.2851°
    Apogee 1479.208 km 579.830 km
    Perigee 456.016 km 560.580 km
    Orbit Epoch 2026-10-11T14:54:08+0000 2026-10-11T22:33:52+0000

    SSB & GRUS-1B Collision Probability (Pc) Trend

    SSB & GRUS-1B Collision Probability (Pc) TrendNot Available

    SSB & GRUS-1B Miss Distance (Miss Distance) Trend

    SSB & GRUS-1B Miss Distance (Miss Distance) TrendNot Available

    SSBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GRUS-1BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SSBCollision Probability Trend

    Object 1 Probability TrendNot Available

    GRUS-1BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SSB

    No nearby objects data