Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.424254E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T00:57:29+0800
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    1 Object 1

    AOE ID 42322
    NORAD ID 42322
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69897
    NORAD ID 69897
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DMSP 5D-2 F13 DEB SPEAR-1C
    Time of Closest Approach 2026-10-17T11:01:14+0000
    Collision Probability (Pc) 1.424254E-6
    Conjunction Distance (km) 2.871 km
    Relative Speed (km/s) 14.959 km/s
    Conjunction Risk Parameters R (Radial): 0.827 | I (In-track): 0.398 | C (Cross-track): -2.719
    Collision Risk Index (CRI) 0.38
    X Position (km) 6556.751 6555.429
    Position Y (km) 1316.643 1319.181
    Position Z (km) 1974.605 1974.382
    Velocity X (km/s) -1.836 2.298
    Velocity Y (km/s) -1.593 -0.621
    Velocity Z (km/s) 7.163 -7.18

    Orbital Parameters 国际轨道数据源

    Parameter DMSP 5D-2 F13 DEB SPEAR-1C
    Semimajor Axis (a) 6976.107 km 6973.105 km
    Eccentricity (e) 0.001538 0.000242
    Inclination (i) 98.7558° 97.7465°
    RAAN 10.6890° 187.5957°
    Perigee Argument 312.0836° 142.5585°
    Mean Anomaly (M) 47.9070° 217.5802°
    Apogee 608.702 km 596.658 km
    Perigee 587.238 km 593.278 km
    Orbit Epoch 2026-10-14T12:02:11+0000 2026-10-15T22:51:19+0000

    DMSP 5D-2 F13 DEB & SPEAR-1C Collision Probability (Pc) Trend

    DMSP 5D-2 F13 DEB & SPEAR-1C Collision Probability (Pc) TrendNot Available

    DMSP 5D-2 F13 DEB & SPEAR-1C Miss Distance (Miss Distance) Trend

    DMSP 5D-2 F13 DEB & SPEAR-1C Miss Distance (Miss Distance) TrendNot Available

    DMSP 5D-2 F13 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SPEAR-1CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DMSP 5D-2 F13 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SPEAR-1CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DMSP 5D-2 F13 DEB

    No nearby objects data