Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.064052E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T21:42:17+0800
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    1 Object 1

    AOE ID 902
    NORAD ID 902
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62246
    NORAD ID 62246
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CALSPHERE 2 QIANFAN-45
    Time of Closest Approach 2026-10-27T19:02:44+0000
    Collision Probability (Pc) 1.064052E-6
    Conjunction Distance (km) 2.783 km
    Relative Speed (km/s) 8.359 km/s
    Conjunction Risk Parameters R (Radial): 2.757 | I (In-track): -0.313 | C (Cross-track): 0.223
    Collision Risk Index (CRI) 0.36
    X Position (km) 58.064 58.364
    Position Y (km) 138.599 138.916
    Position Z (km) 7434.813 7437.562
    Velocity X (km/s) -1.407 -7.222
    Velocity Y (km/s) -7.179 -1.176
    Velocity Z (km/s) 0.132 0.089

    Orbital Parameters 国际轨道数据源

    Parameter CALSPHERE 2 QIANFAN-45
    Semimajor Axis (a) 7439.713 km 7446.629 km
    Eccentricity (e) 0.001799 0.001375
    Inclination (i) 90.2335° 89.0168°
    RAAN 78.8938° 9.3104°
    Perigee Argument 198.6626° 1.2078°
    Mean Anomaly (M) 335.5970° 358.9104°
    Apogee 1074.958 km 1078.733 km
    Perigee 1048.194 km 1058.251 km
    Orbit Epoch 2026-10-27T03:29:26+0000 2026-10-27T06:09:48+0000

    CALSPHERE 2 & QIANFAN-45 Collision Probability (Pc) Trend

    CALSPHERE 2 & QIANFAN-45 Collision Probability (Pc) TrendNot Available

    CALSPHERE 2 & QIANFAN-45 Miss Distance (Miss Distance) Trend

    CALSPHERE 2 & QIANFAN-45 Miss Distance (Miss Distance) TrendNot Available

    CALSPHERE 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-45Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CALSPHERE 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-45Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CALSPHERE 2

    No nearby objects data